{ "research_date": "2026-09-11", "scope": "Documentary research snapshot; unknown values remain null. Not live availability or account testing.", "records": [ { "platform": "psp", "version": "6.61", "change": "Improved stability during some functions.", "release_date": "2015-01-15", "release_date_source_id": "H400", "release_region": null, "release_date_status": null, "release_date_status_reason": null, "available_by": null, "available_by_region": null, "available_by_source_id": null, "announcement_date": null, "date_note": "Sony explicitly dates this North American release to January 15, 2015. Archived evidence, not a current download check.", "status": "documented", "evidence_level": "Sony archived support", "variants": null, "source_ids": [ "H05", "H400" ], "observed_at": "2026-09-11" }, { "platform": "psp", "version": "6.60", "change": "Improved stability; the Music Unlimited companion app required its own update.", "release_date": "2011-08-10", "release_date_source_id": "H559", "release_region": "Japan", "release_date_status": null, "release_date_status_reason": null, "available_by": null, "available_by_region": null, "available_by_source_id": null, "announcement_date": "2011-08-09", "date_note": "Retained 6.60 notes do not date its release. Historical service, not current guidance. Sony Japan's numbered update-history entry dates 6.60 to 2011-08-10. This regional release-history date is not a capture date, worldwide timestamp or current installation recommendation.", "status": "documented", "evidence_level": "Sony archived support", "variants": null, "source_ids": [ "H05", "F18", "H401", "H559" ], "observed_at": "2026-09-11" }, { "platform": "psp", "version": "6.50", "change": "Added support for the PSP-E1000 model.", "release_date": null, "release_date_source_id": null, "release_region": null, "release_date_status": "not_applicable", "release_date_status_reason": "Factory-only PSP-E1000 firmware; no public update release existed.", "available_by": "2011-08-16", "available_by_region": "First documented PSP-E1000 observation", "available_by_source_id": "H795", "announcement_date": null, "date_note": "Factory-installed only and first documented on 2011-08-16. This is an availability bound, not a public firmware release date. Factory-only PSP-E1000 firmware; no public update release existed.", "status": "documented", "evidence_level": "Technical chronology", "variants": "(ZIP)", "source_ids": [ "H05", "H795" ], "observed_at": "2026-09-11" }, { "platform": "psp", "version": "6.39", "change": "PSN password-change guidance and stability improvements.", "release_date": "2011-05-24", "release_date_source_id": "H560", "release_region": "Japan", "release_date_status": null, "release_date_status_reason": null, "available_by": null, "available_by_region": null, "available_by_source_id": null, "announcement_date": "2011-05-23", "date_note": "Upcoming at announcement; exact release day not established. Sony Japan's numbered update-history entry dates 6.39 to 2011-05-24. This regional release-history date is not a capture date, worldwide timestamp or current installation recommendation.", "status": "documented", "evidence_level": "Sony announcement", "variants": null, "source_ids": [ "H05", "H130", "H560" ], "observed_at": "2026-09-11" }, { "platform": "psp", "version": "6.38", "change": "System-software stability improvements; Media Go update discussed separately.", "release_date": "2011-04-12", "release_date_source_id": "H561", "release_region": "Japan", "release_date_status": null, "release_date_status_reason": null, "available_by": null, "available_by_region": null, "available_by_source_id": null, "announcement_date": "2011-04-11", "date_note": "Upcoming at announcement; exact release day not established. Sony Japan's numbered update-history entry dates 6.38 to 2011-04-12. This regional release-history date is not a capture date, worldwide timestamp or current installation recommendation.", "status": "documented", "evidence_level": "Sony announcement", "variants": null, "source_ids": [ "H05", "H131", "H561" ], "observed_at": "2026-09-11" }, { "platform": "psp", "version": "6.37", "change": "System-software stability improvements.", "release_date": "2011-01-20", "release_date_source_id": "H562", "release_region": "Japan", "release_date_status": null, "release_date_status_reason": null, "available_by": null, "available_by_region": null, "available_by_source_id": null, "announcement_date": "2011-01-19", "date_note": "Upcoming at announcement; exact release day not established. Sony Japan's numbered update-history entry dates 6.37 to 2011-01-20. This regional release-history date is not a capture date, worldwide timestamp or current installation recommendation.", "status": "documented", "evidence_level": "Sony announcement", "variants": null, "source_ids": [ "H05", "H134", "H562" ], "observed_at": "2026-09-11" }, { "platform": "psp", "version": "6.36", "change": "Improved system-software stability during use of some features.", "release_date": null, "release_date_source_id": null, "release_region": null, "release_date_status": "not_applicable", "release_date_status_reason": "UMD-only firmware; no downloadable update release existed.", "available_by": "2010-12-01", "available_by_region": "First documented UMD observation", "available_by_source_id": "H796", "announcement_date": null, "date_note": "UMD-only and first documented on 2010-12-01. This is an availability bound, not a downloadable-update release date. UMD-only firmware; no downloadable update release existed.", "status": "documented", "evidence_level": "Technical chronology", "variants": null, "source_ids": [ "H05", "H796" ], "observed_at": "2026-09-11" }, { "platform": "psp", "version": "6.35", "change": "Preparation for Qriocity music service.", "release_date": "2010-11-24", "release_date_source_id": "H563", "release_region": "Japan", "release_date_status": null, "release_date_status_reason": null, "available_by": null, "available_by_region": null, "available_by_source_id": null, "announcement_date": "2010-11-23", "date_note": "Upcoming; exact release day not established here Sony Japan's numbered update-history entry dates 6.35 to 2010-11-24. This regional release-history date is not a capture date, worldwide timestamp or current installation recommendation.", "status": "documented", "evidence_level": "Sony announcement", "variants": null, "source_ids": [ "H05", "F17", "H563" ], "observed_at": "2026-09-11" }, { "platform": "psp", "version": "6.31", "change": "Stability improvements for some PSP games.", "release_date": "2010-07-29", "release_date_source_id": "H564", "release_region": "Japan", "release_date_status": null, "release_date_status_reason": null, "available_by": null, "available_by_region": null, "available_by_source_id": null, "announcement_date": "2010-07-26", "date_note": "Upcoming at announcement; exact release day not established. Sony Japan's numbered update-history entry dates 6.31 to 2010-07-29. This regional release-history date is not a capture date, worldwide timestamp or current installation recommendation.", "status": "documented", "evidence_level": "Sony announcement", "variants": null, "source_ids": [ "H05", "H140", "H564" ], "observed_at": "2026-09-11" }, { "platform": "psp", "version": "6.30", "change": "PlayStation Plus compatibility announced alongside PS3 3.40.", "release_date": "2010-06-29", "release_date_source_id": "H565", "release_region": "Japan", "release_date_status": null, "release_date_status_reason": null, "available_by": null, "available_by_region": null, "available_by_source_id": null, "announcement_date": "2010-06-28", "date_note": "Announced for simultaneous rollout; no independent exact day assigned. Sony Japan's numbered update-history entry dates 6.30 to 2010-06-29. This regional release-history date is not a capture date, worldwide timestamp or current installation recommendation.", "status": "documented", "evidence_level": "Sony announcement", "variants": null, "source_ids": [ "H05", "H141", "H565" ], "observed_at": "2026-09-11" }, { "platform": "psp", "version": "6.20", "change": "Digital Comics entry point; Media Go playlist export.", "release_date": "2009-11-19", "release_date_source_id": "H566", "release_region": "Japan", "release_date_status": null, "release_date_status_reason": null, "available_by": "2010-06-23", "available_by_region": "North American announcement", "available_by_source_id": "H409", "announcement_date": "2009-11-18", "date_note": "Announced for that evening Available by June 23, 2010, according to the later Digital Comics article; this is not its first release day. Sony Japan's numbered update-history entry dates 6.20 to 2009-11-19. This regional release-history date is not a capture date, worldwide timestamp or current installation recommendation.", "status": "documented", "evidence_level": "Sony announcement", "variants": null, "source_ids": [ "H05", "F16", "H409", "H566" ], "observed_at": "2026-09-11" }, { "platform": "psp", "version": "6.10", "change": "PSPgo launch compatibility and SensMe music channels.", "release_date": "2009-10-01", "release_date_source_id": "H567", "release_region": "Japan", "release_date_status": null, "release_date_status_reason": null, "available_by": "2009-10-02", "available_by_region": "Italian PSPgo launch announcement", "available_by_source_id": "H427", "announcement_date": "2009-09-30", "date_note": "Upcoming at announcement; exact release day not established. Sony explicitly confirms 6.10 availability by October 2, 2009 and names PSPgo applicability. The October 1 date elsewhere in the article is the hardware launch, not a proven firmware release date. Historical promotions and tethering compatibility are not current recommendations. Sony Japan's numbered update-history entry dates 6.10 to 2009-10-01. This regional release-history date is not a capture date, worldwide timestamp or current installation recommendation.", "status": "documented", "evidence_level": "Sony announcement", "variants": null, "source_ids": [ "H05", "H147", "H427", "H567" ], "observed_at": "2026-09-11" }, { "platform": "psp", "version": "6.00", "change": "Security patch, System Update naming and extra theme colors on PSP-2000 and later models.", "release_date": "2009-09-10", "release_date_source_id": "H568", "release_region": "Japan", "release_date_status": null, "release_date_status_reason": null, "available_by": null, "available_by_region": null, "available_by_source_id": null, "announcement_date": "2009-09-09", "date_note": "Upcoming at announcement; exact release day not established. Sony Japan's numbered update-history entry dates 6.00 to 2009-09-10. This regional release-history date is not a capture date, worldwide timestamp or current installation recommendation.", "status": "documented", "evidence_level": "Sony announcement", "variants": null, "source_ids": [ "H05", "H149", "H568" ], "observed_at": "2026-09-11" }, { "platform": "psp", "version": "5.70", "change": "Added support for early PSP-3000 04g hardware and PSPgo.", "release_date": null, "release_date_source_id": null, "release_region": null, "release_date_status": "not_applicable", "release_date_status_reason": "Factory-installed hardware firmware; no separate public update release is evidenced.", "available_by": "2009-10-01", "available_by_region": "PSPgo launch availability", "available_by_source_id": "H797", "announcement_date": null, "date_note": "Factory-installed only and available on launch-era PSPgo hardware by 2009-10-01. This is not a public update release date. Factory-installed hardware firmware; no separate public update release is evidenced.", "status": "documented", "evidence_level": "Technical chronology", "variants": "(Only PSAR)", "source_ids": [ "H05", "H797" ], "observed_at": "2026-09-11" }, { "platform": "psp", "version": "5.55", "change": "Provided compatibility for a documented group of UMD games.", "release_date": null, "release_date_source_id": null, "release_region": null, "release_date_status": "not_applicable", "release_date_status_reason": "UMD-only firmware; no downloadable update release is evidenced.", "available_by": "2009-07-06", "available_by_region": "First documented UMD observation", "available_by_source_id": "H798", "announcement_date": null, "date_note": "UMD-only and first documented on 2009-07-06. This is an availability bound, not a downloadable-update release date. UMD-only firmware; no downloadable update release is evidenced.", "status": "documented", "evidence_level": "Technical chronology", "variants": null, "source_ids": [ "H05", "H798" ], "observed_at": "2026-09-11" }, { "platform": "psp", "version": "5.51", "change": "System-software stability improvements.", "release_date": "2009-06-11", "release_date_source_id": "H569", "release_region": "Japan", "release_date_status": null, "release_date_status_reason": null, "available_by": "2009-06-11", "available_by_region": "European announcement", "available_by_source_id": "H410", "announcement_date": "2009-06-10", "date_note": "Upcoming at announcement; exact release day not established. Available by June 11, 2009; the article does not explicitly state the first release day. Sony Japan's numbered update-history entry dates 5.51 to 2009-06-11. This regional release-history date is not a capture date, worldwide timestamp or current installation recommendation.", "status": "documented", "evidence_level": "Sony announcement", "variants": null, "source_ids": [ "H05", "H154", "H410", "H569" ], "observed_at": "2026-09-11" }, { "platform": "psp", "version": "5.50", "change": "Information Board, media subfolders and Internet search for games.", "release_date": "2009-04-21", "release_date_source_id": "H570", "release_region": "Japan", "release_date_status": null, "release_date_status_reason": null, "available_by": null, "available_by_region": null, "available_by_source_id": null, "announcement_date": "2009-04-20", "date_note": "Upcoming at announcement; exact release day not established. Sony Japan's numbered update-history entry dates 5.50 to 2009-04-21. This regional release-history date is not a capture date, worldwide timestamp or current installation recommendation.", "status": "documented", "evidence_level": "Sony announcement", "variants": null, "source_ids": [ "H05", "H156", "H570" ], "observed_at": "2026-09-11" }, { "platform": "psp", "version": "5.05", "change": "Provided compatibility for The Idolm@ster SP and other UMD games.", "release_date": null, "release_date_source_id": null, "release_region": null, "release_date_status": "not_applicable", "release_date_status_reason": "UMD-only firmware; no downloadable update release is evidenced.", "available_by": "2009-01-06", "available_by_region": "Technical chronology date for UMD distribution", "available_by_source_id": "H799", "announcement_date": null, "date_note": "Distributed on certain UMDs and dated 2009-01-06 by the technical chronology. Stored as an availability bound because no public OTA release is established. UMD-only firmware; no downloadable update release is evidenced.", "status": "documented", "evidence_level": "Technical chronology", "variants": null, "source_ids": [ "H05", "H799" ], "observed_at": "2026-09-11" }, { "platform": "psp", "version": "5.03", "change": "System-software stability improvements.", "release_date": "2009-01-20", "release_date_source_id": "H571", "release_region": "Japan", "release_date_status": null, "release_date_status_reason": null, "available_by": null, "available_by_region": null, "available_by_source_id": null, "announcement_date": "2009-01-19", "date_note": "Upcoming at announcement; exact release day not established. Sony Japan's numbered update-history entry dates 5.03 to 2009-01-20. This regional release-history date is not a capture date, worldwide timestamp or current installation recommendation.", "status": "documented", "evidence_level": "Sony announcement", "variants": null, "source_ids": [ "H05", "H159", "H571" ], "observed_at": "2026-09-11" }, { "platform": "psp", "version": "5.02", "change": "Stability improvements including PlayStation Store.", "release_date": "2008-11-20", "release_date_source_id": "H572", "release_region": "Japan", "release_date_status": null, "release_date_status_reason": null, "available_by": null, "available_by_region": null, "available_by_source_id": null, "announcement_date": "2008-11-18", "date_note": "Upcoming at announcement; exact release day not established. Sony Japan's numbered update-history entry dates 5.02 to 2008-11-20. This regional release-history date is not a capture date, worldwide timestamp or current installation recommendation.", "status": "documented", "evidence_level": "Sony announcement", "variants": null, "source_ids": [ "H05", "H161", "H572" ], "observed_at": "2026-09-11" }, { "platform": "psp", "version": "5.01", "change": "Fixed false insufficient-space errors when downloading to 8GB/16GB Memory Stick media.", "release_date": "2008-10-22", "release_date_source_id": "H573", "release_region": "Japan", "release_date_status": null, "release_date_status_reason": null, "available_by": null, "available_by_region": null, "available_by_source_id": null, "announcement_date": "2008-10-21", "date_note": "Upcoming at announcement; exact release day not established. Sony Japan's numbered update-history entry dates 5.01 to 2008-10-22. This regional release-history date is not a capture date, worldwide timestamp or current installation recommendation.", "status": "documented", "evidence_level": "Sony announcement", "variants": null, "source_ids": [ "H05", "H163", "H573" ], "observed_at": "2026-09-11" }, { "platform": "psp", "version": "5.00", "change": "Direct PSN account and PlayStation Store access from PSP.", "release_date": "2008-10-15", "release_date_source_id": "H574", "release_region": "Japan", "release_date_status": null, "release_date_status_reason": null, "available_by": null, "available_by_region": null, "available_by_source_id": null, "announcement_date": "2008-10-13", "date_note": "Upcoming at announcement; exact release day not established. Sony Japan's numbered update-history entry dates 5.00 to 2008-10-15. This regional release-history date is not a capture date, worldwide timestamp or current installation recommendation.", "status": "documented", "evidence_level": "Sony announcement", "variants": null, "source_ids": [ "H05", "H164", "H574" ], "observed_at": "2026-09-11" }, { "platform": "psp", "version": "4.21", "change": "Patched a libtiff defect in the PSP-3000 factory firmware.", "release_date": null, "release_date_source_id": null, "release_region": null, "release_date_status": "not_applicable", "release_date_status_reason": "Factory-installed PSP-3000 firmware; no separate public update release is evidenced.", "available_by": "2008-10-14", "available_by_region": "PSP-3000 factory-firmware availability", "available_by_source_id": "H800", "announcement_date": null, "date_note": "Initial PSP-3000 firmware documented by 2008-10-14. This is a factory availability bound, not a public update release date. Factory-installed PSP-3000 firmware; no separate public update release is evidenced.", "status": "documented", "evidence_level": "Technical chronology", "variants": "(ZIP); (Only PSAR)", "source_ids": [ "H05", "H800" ], "observed_at": "2026-09-11" }, { "platform": "psp", "version": "4.20", "change": "Added USB Auto-Connect and PSP-3000 display controls for flicker reduction, noise reduction and color space.", "release_date": null, "release_date_source_id": null, "release_region": null, "release_date_status": "not_applicable", "release_date_status_reason": "Factory-installed PSP-3000 firmware; no separate public update release is evidenced.", "available_by": "2008-10-14", "available_by_region": "PSP-3000 factory-firmware availability", "available_by_source_id": "H801", "announcement_date": null, "date_note": "Initial PSP-3000 firmware documented by 2008-10-14. This is a factory availability bound, not a public update release date. Factory-installed PSP-3000 firmware; no separate public update release is evidenced.", "status": "documented", "evidence_level": "Technical chronology", "variants": "(ZIP)", "source_ids": [ "H05", "H801" ], "observed_at": "2026-09-11" }, { "platform": "psp", "version": "4.05", "change": "Additional music visualizers.", "release_date": "2008-07-14", "release_date_source_id": "H575", "release_region": "Japan", "release_date_status": null, "release_date_status_reason": null, "available_by": null, "available_by_region": null, "available_by_source_id": null, "announcement_date": "2008-07-13", "date_note": "Upcoming at announcement; exact release day not established. Sony Japan's numbered update-history entry dates 4.05 to 2008-07-14. This regional release-history date is not a capture date, worldwide timestamp or current installation recommendation.", "status": "documented", "evidence_level": "Sony announcement", "variants": null, "source_ids": [ "H05", "H167", "H575" ], "observed_at": "2026-09-11" }, { "platform": "psp", "version": "4.01", "change": "Search-results display improvements for some languages and video-format playback fixes.", "release_date": "2008-06-25", "release_date_source_id": "H576", "release_region": "Japan", "release_date_status": null, "release_date_status_reason": null, "available_by": null, "available_by_region": null, "available_by_source_id": null, "announcement_date": "2008-06-24", "date_note": "Announced for the next few hours. Sony Japan's numbered update-history entry dates 4.01 to 2008-06-25. This regional release-history date is not a capture date, worldwide timestamp or current installation recommendation.", "status": "documented", "evidence_level": "Sony announcement", "variants": null, "source_ids": [ "H05", "H173", "H576" ], "observed_at": "2026-09-11" }, { "platform": "psp", "version": "4.00", "change": "Google search from XMB and variable video playback speed.", "release_date": "2008-06-18", "release_date_source_id": "H577", "release_region": "Japan", "release_date_status": null, "release_date_status_reason": null, "available_by": null, "available_by_region": null, "available_by_source_id": null, "announcement_date": "2008-06-16", "date_note": "Upcoming at announcement; exact release day not established. Sony Japan's numbered update-history entry dates 4.00 to 2008-06-18. This regional release-history date is not a capture date, worldwide timestamp or current installation recommendation.", "status": "documented", "evidence_level": "Sony announcement", "variants": null, "source_ids": [ "H05", "H175", "H577" ], "observed_at": "2026-09-11" }, { "platform": "psp", "version": "3.96", "change": "Expanded PlayStation Network title support, fixed unspecified issues and enabled Hot Shots Golf: Open Tee 2.", "release_date": null, "release_date_source_id": null, "release_region": null, "release_date_status": "not_applicable", "release_date_status_reason": "UMD-only firmware; no downloadable update release is evidenced.", "available_by": "2008-06-04", "available_by_region": "UMD distribution chronology", "available_by_source_id": "H802", "announcement_date": null, "date_note": "UMD-only firmware documented with Hot Shots Golf: Open Tee 2 on 2008-06-04. Stored as an availability bound, not an OTA release date. UMD-only firmware; no downloadable update release is evidenced.", "status": "documented", "evidence_level": "Technical chronology", "variants": null, "source_ids": [ "H05", "H802" ], "observed_at": "2026-09-11" }, { "platform": "psp", "version": "3.95", "change": "Custom PSone button assignments and Remote Play quit/power choices.", "release_date": "2008-04-08", "release_date_source_id": "H578", "release_region": "Japan", "release_date_status": null, "release_date_status_reason": null, "available_by": null, "available_by_region": null, "available_by_source_id": null, "announcement_date": "2008-04-07", "date_note": "Upcoming at announcement; exact release day not established. Sony Japan's numbered update-history entry dates 3.95 to 2008-04-08. This regional release-history date is not a capture date, worldwide timestamp or current installation recommendation.", "status": "documented", "evidence_level": "Sony announcement", "variants": null, "source_ids": [ "H05", "H178", "H578" ], "observed_at": "2026-09-11" }, { "platform": "psp", "version": "3.93", "change": "Expanded PSN-title support.", "release_date": "2008-03-18", "release_date_source_id": "H579", "release_region": "Japan", "release_date_status": null, "release_date_status_reason": null, "available_by": null, "available_by_region": null, "available_by_source_id": null, "announcement_date": "2008-03-17", "date_note": "Original March 18 plan delayed; later undated edit confirms availability. Sony Japan's numbered update-history entry dates 3.93 to 2008-03-18. This regional release-history date is not a capture date, worldwide timestamp or current installation recommendation.", "status": "documented", "evidence_level": "Sony announcement", "variants": null, "source_ids": [ "H05", "H181", "H579" ], "observed_at": "2026-09-11" }, { "platform": "psp", "version": "3.90", "change": "Added Skype on PSP-2000, with the documented headset and network requirements.", "release_date": "2008-01-30", "release_date_source_id": "H580", "release_region": "Japan", "release_date_status": null, "release_date_status_reason": null, "available_by": null, "available_by_region": null, "available_by_source_id": null, "announcement_date": "2008-01-29", "date_note": "Scheduled for that week. Historical service; not a statement that Skype still works. Sony Japan's numbered update-history entry dates 3.90 to 2008-01-30. This regional release-history date is not a capture date, worldwide timestamp or current installation recommendation.", "status": "documented", "evidence_level": "Sony announcement", "variants": null, "source_ids": [ "H05", "H314", "H580" ], "observed_at": "2026-09-11" }, { "platform": "psp", "version": "3.80", "change": "Internet Radio support.", "release_date": "2007-12-18", "release_date_source_id": "H581", "release_region": "Japan", "release_date_status": null, "release_date_status_reason": null, "available_by": null, "available_by_region": null, "available_by_source_id": null, "announcement_date": "2007-12-17", "date_note": "Article states firmware is live. Sony Japan's numbered update-history entry dates 3.80 to 2007-12-18. This regional release-history date is not a capture date, worldwide timestamp or current installation recommendation.", "status": "documented", "evidence_level": "Sony announcement", "variants": null, "source_ids": [ "H05", "H185", "H581" ], "observed_at": "2026-09-11" }, { "platform": "psp", "version": "3.73", "change": "Improved stability by fixing an issue in which the UMD drive could suspend unexpectedly.", "release_date": "2007-11-29", "release_date_source_id": "H582", "release_region": "Japan", "release_date_status": null, "release_date_status_reason": null, "available_by": null, "available_by_region": null, "available_by_source_id": null, "announcement_date": null, "date_note": "Exact-version change summary from the technical chronology; existing release timing remains independently sourced.", "status": "documented", "evidence_level": "Technical chronology", "variants": null, "source_ids": [ "H05", "H582", "H803" ], "observed_at": "2026-09-11" }, { "platform": "psp", "version": "3.72", "change": "Sony requires PSP 3.72 or later for Remote Start over the PS3 wireless LAN feature or an access point.", "release_date": "2007-10-30", "release_date_source_id": "H583", "release_region": "Japan", "release_date_status": null, "release_date_status_reason": null, "available_by": null, "available_by_region": null, "available_by_source_id": null, "announcement_date": null, "date_note": "Undated partial compatibility evidence, not a complete changelog or release date. The 3.72 minimum belongs to the local-network section; it is not asserted as the Internet Remote Start minimum or a current setup recommendation. Sony Japan's numbered update-history entry dates 3.72 to 2007-10-30. This regional release-history date is not a capture date, worldwide timestamp or current installation recommendation.", "status": "documented", "evidence_level": "Sony compatibility manual", "variants": null, "source_ids": [ "H05", "H429", "H583" ], "observed_at": "2026-09-11" }, { "platform": "psp", "version": "3.71", "change": "Sony described themes, photo/music use and video navigation across recent PSP updates.", "release_date": "2007-09-13", "release_date_source_id": "H584", "release_region": "Japan", "release_date_status": null, "release_date_status_reason": null, "available_by": null, "available_by_region": null, "available_by_source_id": null, "announcement_date": "2007-09-11", "date_note": "Announcement does not isolate every feature to 3.71 alone. Sony Japan's numbered update-history entry dates 3.71 to 2007-09-13. This regional release-history date is not a capture date, worldwide timestamp or current installation recommendation.", "status": "documented", "evidence_level": "Sony announcement", "variants": null, "source_ids": [ "H05", "H190", "H584" ], "observed_at": "2026-09-11" }, { "platform": "psp", "version": "3.70", "change": "Added custom themes, Remote Play button assignment, video scene search and sequential playback, simultaneous Music and Photo playback, wider PlayStation Spot visibility and a higher video bitrate limit.", "release_date": "2007-09-11", "release_date_source_id": "H585", "release_region": "Japan", "release_date_status": null, "release_date_status_reason": null, "available_by": null, "available_by_region": null, "available_by_source_id": null, "announcement_date": null, "date_note": "Exact-version change summary from the technical chronology; existing release timing remains independently sourced.", "status": "documented", "evidence_level": "Technical chronology", "variants": null, "source_ids": [ "H05", "H585", "H804" ], "observed_at": "2026-09-11" }, { "platform": "psp", "version": "3.60", "change": "Added PSP Slim hardware support including TV output, UMD caching, USB charging, additional themes and Japan-only 1-Seg tuner support.", "release_date": null, "release_date_source_id": null, "release_region": null, "release_date_status": "not_applicable", "release_date_status_reason": "Initial PSP Slim hardware firmware; no separate public update release is evidenced.", "available_by": "2007-09-10", "available_by_region": "PSP Slim initial-firmware availability", "available_by_source_id": "H805", "announcement_date": null, "date_note": "Initial PSP Slim firmware documented on 2007-09-10. This is a hardware availability bound, not a universal public update release date. Initial PSP Slim hardware firmware; no separate public update release is evidenced.", "status": "documented", "evidence_level": "Technical chronology", "variants": "(ZIP); (Only PSAR)", "source_ids": [ "H05", "H805" ], "observed_at": "2026-09-11" }, { "platform": "psp", "version": "3.52", "change": "Expanded support for PlayStation Network titles.", "release_date": "2007-07-24", "release_date_source_id": "H586", "release_region": "Japan", "release_date_status": null, "release_date_status_reason": null, "available_by": null, "available_by_region": null, "available_by_source_id": null, "announcement_date": null, "date_note": "Exact-version change summary from the technical chronology; existing release timing remains independently sourced.", "status": "documented", "evidence_level": "Technical chronology", "variants": null, "source_ids": [ "H05", "H586", "H806" ], "observed_at": "2026-09-11" }, { "platform": "psp", "version": "3.51", "change": "Patched the 2007 Illuminati exploit.", "release_date": "2007-06-29", "release_date_source_id": "H587", "release_region": "Japan", "release_date_status": null, "release_date_status_reason": null, "available_by": null, "available_by_region": null, "available_by_source_id": null, "announcement_date": null, "date_note": "Exact-version change summary from the technical chronology; existing release timing remains independently sourced.", "status": "documented", "evidence_level": "Technical chronology", "variants": null, "source_ids": [ "H05", "H587", "H807" ], "observed_at": "2026-09-11" }, { "platform": "psp", "version": "3.50", "change": "SCEE announced PSP 3.50 as required for Internet Remote Play with a powered-on PS3 running version 1.80.", "release_date": "2007-05-31", "release_date_source_id": "H588", "release_region": "Japan", "release_date_status": null, "release_date_status_reason": null, "available_by": null, "available_by_region": null, "available_by_source_id": null, "announcement_date": "2007-05-23", "date_note": "The reproduction is dated May 23, 2007 and schedules PSP 3.50 for the end of May; no actual release day or availability bound is established. Partial announced feature evidence only. Original Sony endpoint was not retrieved; this is not current service guidance. Sony Japan's numbered update-history entry dates 3.50 to 2007-05-31. This regional release-history date is not a capture date, worldwide timestamp or current installation recommendation.", "status": "documented", "evidence_level": "Sony press release — reproduced", "variants": null, "source_ids": [ "H05", "H426", "H588" ], "observed_at": "2026-09-11" }, { "platform": "psp", "version": "3.40", "change": "Expanded PlayStation Network title support, removed Certificate Utility and enabled PlayStation-format saved data to be shared between PSP and PS3.", "release_date": "2007-04-19", "release_date_source_id": "H589", "release_region": "Japan", "release_date_status": null, "release_date_status_reason": null, "available_by": null, "available_by_region": null, "available_by_source_id": null, "announcement_date": null, "date_note": "Exact-version change summary from the technical chronology; existing release timing remains independently sourced.", "status": "documented", "evidence_level": "Technical chronology", "variants": null, "source_ids": [ "H05", "H589", "H808" ], "observed_at": "2026-09-11" }, { "platform": "psp", "version": "3.30", "change": "Sony announced full-resolution 720 × 480 Memory Stick video, video/RSS thumbnails and a limited US T-Mobile HotSpot access promotion.", "release_date": "2007-03-28", "release_date_source_id": "H590", "release_region": "Japan", "release_date_status": null, "release_date_status_reason": null, "available_by": "2007-03-30", "available_by_region": "United States promotional announcement", "available_by_source_id": "H420", "announcement_date": "2007-03-30", "date_note": "Available by the March 30, 2007 syndicated publication; not a confirmed first-release day. The limited T-Mobile promotion is historical, not a current offer. No PSPgo applicability is inferred. Sony Japan's numbered update-history entry dates 3.30 to 2007-03-28. This regional release-history date is not a capture date, worldwide timestamp or current installation recommendation.", "status": "documented", "evidence_level": "Sony press release — syndicated", "variants": null, "source_ids": [ "H05", "H420", "H590" ], "observed_at": "2026-09-11" }, { "platform": "psp", "version": "3.11", "change": "Added a reset option for PlayStation Network titles and the Japan-only Portable TV menu.", "release_date": "2007-02-08", "release_date_source_id": "H591", "release_region": "Japan", "release_date_status": null, "release_date_status_reason": null, "available_by": null, "available_by_region": null, "available_by_source_id": null, "announcement_date": null, "date_note": "Exact-version change summary from the technical chronology; existing release timing remains independently sourced.", "status": "documented", "evidence_level": "Technical chronology", "variants": null, "source_ids": [ "H05", "H591", "H809" ], "observed_at": "2026-09-11" }, { "platform": "psp", "version": "3.10", "change": "Sony specifies PSP 3.10 or later for MPEG4-AVC playback with the LF-PK20 LocationFree base station running software 4.000 or later.", "release_date": "2007-01-30", "release_date_source_id": "H592", "release_region": "Japan", "release_date_status": null, "release_date_status_reason": null, "available_by": null, "available_by_region": null, "available_by_source_id": null, "announcement_date": "2007-01-30", "date_note": "Partial compatibility evidence, not a full PSP changelog. January 30 dates the LF-PK20 base-station update, not an independently confirmed PSP release. Sony marks the service ended; no current setup or download recommendation is implied. Sony Japan's numbered update-history entry dates 3.10 to 2007-01-30. This regional release-history date is not a capture date, worldwide timestamp or current installation recommendation.", "status": "documented", "evidence_level": "Sony compatibility notice", "variants": null, "source_ids": [ "H05", "H425", "H592" ], "observed_at": "2026-09-11" }, { "platform": "psp", "version": "3.03", "change": "Expanded PlayStation Network title support and added camera photo and video capture support.", "release_date": "2006-12-20", "release_date_source_id": "H810", "release_region": "Technical chronology", "release_date_status": null, "release_date_status_reason": null, "available_by": null, "available_by_region": null, "available_by_source_id": null, "announcement_date": null, "date_note": "The technical chronology dates firmware 3.03 to 2006-12-20; this is not asserted as a worldwide timestamp.", "status": "documented", "evidence_level": "Technical chronology", "variants": null, "source_ids": [ "H05", "H810" ], "observed_at": "2026-09-11" }, { "platform": "psp", "version": "3.02", "change": "Expanded support for PlayStation Network titles.", "release_date": "2006-12-06", "release_date_source_id": "H593", "release_region": "Japan", "release_date_status": null, "release_date_status_reason": null, "available_by": null, "available_by_region": null, "available_by_source_id": null, "announcement_date": null, "date_note": "Exact-version change summary from the technical chronology; existing release timing remains independently sourced.", "status": "documented", "evidence_level": "Technical chronology", "variants": null, "source_ids": [ "H05", "H593", "H811" ], "observed_at": "2026-09-11" }, { "platform": "psp", "version": "3.01", "change": "Expanded support for PlayStation Network titles.", "release_date": "2006-11-22", "release_date_source_id": "H594", "release_region": "Japan", "release_date_status": null, "release_date_status_reason": null, "available_by": null, "available_by_region": null, "available_by_source_id": null, "announcement_date": null, "date_note": "Exact-version change summary from the technical chronology; existing release timing remains independently sourced.", "status": "documented", "evidence_level": "Technical chronology", "variants": null, "source_ids": [ "H05", "H594", "H812" ], "observed_at": "2026-09-11" }, { "platform": "psp", "version": "3.00", "change": "Announced support for Store-distributed PSP games and PS3 Remote Play, with original hardware restrictions.", "release_date": "2006-11-21", "release_date_source_id": "H595", "release_region": "Japan", "release_date_status": null, "release_date_status_reason": null, "available_by": null, "available_by_region": null, "available_by_source_id": null, "announcement_date": "2006-11-09", "date_note": "Japanese update planned for late November 2006; no exact day stated. Sony Japan's numbered update-history entry dates 3.00 to 2006-11-21. This regional release-history date is not a capture date, worldwide timestamp or current installation recommendation.", "status": "documented", "evidence_level": "Sony announcement", "variants": null, "source_ids": [ "H05", "H317", "H595" ], "observed_at": "2026-09-11" }, { "platform": "psp", "version": "2.82", "change": "Addressed system-software security vulnerabilities.", "release_date": "2006-10-26", "release_date_source_id": "H474", "release_region": "Japan", "release_date_status": null, "release_date_status_reason": null, "available_by": null, "available_by_region": null, "available_by_source_id": null, "announcement_date": null, "date_note": "Sony Japan's update-history entry dates version 2.82 to 2006-10-26. This is a regional firmware-history date, not the archive capture date or a worldwide timestamp. Historical features and services are not current installation or purchasing advice.", "status": "documented", "evidence_level": "Sony archived support", "variants": null, "source_ids": [ "H05", "H474" ], "observed_at": "2026-09-11" }, { "platform": "psp", "version": "2.81", "change": "Addressed system-software security vulnerabilities.", "release_date": "2006-09-07", "release_date_source_id": "H475", "release_region": "Japan", "release_date_status": null, "release_date_status_reason": null, "available_by": null, "available_by_region": null, "available_by_source_id": null, "announcement_date": null, "date_note": "Sony Japan's update-history entry dates version 2.81 to 2006-09-07. This is a regional firmware-history date, not the archive capture date or a worldwide timestamp. Historical features and services are not current installation or purchasing advice.", "status": "documented", "evidence_level": "Sony archived support", "variants": null, "source_ids": [ "H05", "H475" ], "observed_at": "2026-09-11" }, { "platform": "psp", "version": "2.80", "change": "Added RSS video/image downloads, .3gp AAC playback and support for MUSIC, PICTURE and VIDEO folders.", "release_date": "2006-07-27", "release_date_source_id": "H476", "release_region": "Japan", "release_date_status": null, "release_date_status_reason": null, "available_by": null, "available_by_region": null, "available_by_source_id": null, "announcement_date": null, "date_note": "Sony Japan's update-history entry dates version 2.80 to 2006-07-27. This is a regional firmware-history date, not the archive capture date or a worldwide timestamp. Historical features and services are not current installation or purchasing advice.", "status": "documented", "evidence_level": "Sony archived support", "variants": null, "source_ids": [ "H05", "H476" ], "observed_at": "2026-09-11" }, { "platform": "psp", "version": "2.71", "change": "Added browser-downloaded game demos and corrected LocationFree external-tuner video on specified overseas base stations.", "release_date": "2006-06-01", "release_date_source_id": "H477", "release_region": "Japan", "release_date_status": null, "release_date_status_reason": null, "available_by": null, "available_by_region": null, "available_by_source_id": null, "announcement_date": null, "date_note": "Sony Japan's update-history entry dates version 2.71 to 2006-06-01. This is a regional firmware-history date, not the archive capture date or a worldwide timestamp. Historical features and services are not current installation or purchasing advice. The LocationFree fix names LF-B1 (North America/Taiwan/Korea) and LF-X11 (North America); Sony says Japanese/European base stations did not have that issue.", "status": "documented", "evidence_level": "Sony archived support", "variants": null, "source_ids": [ "H05", "H477" ], "observed_at": "2026-09-11" }, { "platform": "psp", "version": "2.70", "change": "Added limited Flash Player 6 support, RSS audio saving, more AAC extensions and Chinese interface languages.", "release_date": "2006-04-25", "release_date_source_id": "H478", "release_region": "Japan", "release_date_status": null, "release_date_status_reason": null, "available_by": null, "available_by_region": null, "available_by_source_id": null, "announcement_date": null, "date_note": "Sony Japan's update-history entry dates version 2.70 to 2006-04-25. This is a regional firmware-history date, not the archive capture date or a worldwide timestamp. Historical features and services are not current installation or purchasing advice.", "status": "documented", "evidence_level": "Sony archived support", "variants": null, "source_ids": [ "H05", "H478" ], "observed_at": "2026-09-11" }, { "platform": "psp", "version": "2.60", "change": "Added RSS Channel and WMA playback, with format restrictions; expanded browser download and encoding support.", "release_date": "2005-11-29", "release_date_source_id": "H479", "release_region": "Japan", "release_date_status": null, "release_date_status_reason": null, "available_by": null, "available_by_region": null, "available_by_source_id": null, "announcement_date": "2007-12-24", "date_note": "Sony Japan's update-history entry dates version 2.60 to 2005-11-29. This is a regional firmware-history date, not the archive capture date or a worldwide timestamp. Historical features and services are not current installation or purchasing advice.", "status": "documented", "evidence_level": "Sony archived support", "variants": null, "source_ids": [ "H05", "H184", "H479" ], "observed_at": "2026-09-11" }, { "platform": "psp", "version": "2.50", "change": "Added LocationFree Player, WPA-PSK(AES), Internet time setting and Korean keyboard input.", "release_date": "2005-10-13", "release_date_source_id": "H480", "release_region": "Japan", "release_date_status": null, "release_date_status_reason": null, "available_by": null, "available_by_region": null, "available_by_source_id": null, "announcement_date": "2006-02-03", "date_note": "Sony Japan's update-history entry dates version 2.50 to 2005-10-13. This is a regional firmware-history date, not the archive capture date or a worldwide timestamp. Historical features and services are not current installation or purchasing advice.", "status": "documented", "evidence_level": "Sony archived support", "variants": null, "source_ids": [ "H05", "H404", "H480" ], "observed_at": "2026-09-11" }, { "platform": "psp", "version": "2.01", "change": "Addressed system-software security vulnerabilities.", "release_date": "2005-10-03", "release_date_source_id": "H481", "release_region": "Japan", "release_date_status": null, "release_date_status_reason": null, "available_by": null, "available_by_region": null, "available_by_source_id": null, "announcement_date": null, "date_note": "Sony Japan's update-history entry dates version 2.01 to 2005-10-03. This is a regional firmware-history date, not the archive capture date or a worldwide timestamp. Historical features and services are not current installation or purchasing advice.", "status": "documented", "evidence_level": "Sony archived support", "variants": null, "source_ids": [ "H05", "H481" ], "observed_at": "2026-09-11" }, { "platform": "psp", "version": "2.00", "change": "Added the browser, MP4 AAC/WAVE audio, AVC video, wallpaper and additional image formats; Flash was unsupported.", "release_date": "2005-07-27", "release_date_source_id": "H482", "release_region": "Japan", "release_date_status": null, "release_date_status_reason": null, "available_by": null, "available_by_region": null, "available_by_source_id": null, "announcement_date": "2005-07-21", "date_note": "Sony Japan's update-history entry dates version 2.00 to 2005-07-27. This is a regional firmware-history date, not the archive capture date or a worldwide timestamp. Historical features and services are not current installation or purchasing advice.", "status": "documented", "evidence_level": "Sony archived support", "variants": "v2; v1", "source_ids": [ "H05", "H315", "H482" ], "observed_at": "2026-09-11" }, { "platform": "psp", "version": "1.52", "change": "Added UMD Music playback and strengthened system security.", "release_date": "2005-06-08", "release_date_source_id": "H483", "release_region": "Japan", "release_date_status": null, "release_date_status_reason": null, "available_by": null, "available_by_region": null, "available_by_source_id": null, "announcement_date": null, "date_note": "Sony Japan's update-history entry dates version 1.52 to 2005-06-08. This is a regional firmware-history date, not the archive capture date or a worldwide timestamp. Historical features and services are not current installation or purchasing advice.", "status": "documented", "evidence_level": "Sony archived support", "variants": null, "source_ids": [ "H05", "H483" ], "observed_at": "2026-09-11" }, { "platform": "psp", "version": "1.51", "change": "Addressed system-software security vulnerabilities.", "release_date": "2005-05-11", "release_date_source_id": "H484", "release_region": "Japan", "release_date_status": null, "release_date_status_reason": null, "available_by": null, "available_by_region": null, "available_by_source_id": null, "announcement_date": null, "date_note": "Sony Japan's update-history entry dates version 1.51 to 2005-05-11. This is a regional firmware-history date, not the archive capture date or a worldwide timestamp. Historical features and services are not current installation or purchasing advice.", "status": "documented", "evidence_level": "Sony archived support", "variants": null, "source_ids": [ "H05", "H484" ], "observed_at": "2026-09-11" }, { "platform": "psp", "version": "1.50", "change": "Added seven European interface languages, media resume improvements and accented filenames.", "release_date": "2005-03-24", "release_date_source_id": "H485", "release_region": "Japan", "release_date_status": null, "release_date_status_reason": null, "available_by": null, "available_by_region": null, "available_by_source_id": null, "announcement_date": null, "date_note": "Sony Japan's update-history entry dates version 1.50 to 2005-03-24. This is a regional firmware-history date, not the archive capture date or a worldwide timestamp. Historical features and services are not current installation or purchasing advice.", "status": "documented", "evidence_level": "Sony archived support", "variants": null, "source_ids": [ "H05", "H485" ], "observed_at": "2026-09-11" }, { "platform": "psp", "version": "1.00", "change": "Original Japanese retail PSP firmware; it did not include the later content-authorization system.", "release_date": "2004-12-12", "release_date_source_id": "H813", "release_region": "Japan", "release_date_status": null, "release_date_status_reason": null, "available_by": null, "available_by_region": null, "available_by_source_id": null, "announcement_date": null, "date_note": "Initial Japanese retail firmware available with the PSP launch on 2004-12-12. The chronology distinguishes retail 1.00 (internal 1.0.3) from an earlier pre-release build carrying the same display label.", "status": "documented", "evidence_level": "Technical chronology", "variants": null, "source_ids": [ "H05", "H813" ], "observed_at": "2026-09-11" } ], "sources": {} }