Over the past months I have seen people ask what features came out in what firmware and when did they come out so I have descided to compile a definative to the PSP firmware.
PSP SYSTEM SOFTWARE HISTORY
PSP™ (PlayStation®Portable) System Software Update History.
System software ver 2.71
The PSP now supports the europian location free player and has added an eTV feature
You can now download Game demos from the web browser
System software ver 2.70 (25th april 2006)
Network
(internet browser)now supports macromedia flash contents playback *you need to enable the flash contents playback by system settings. *the macromedia flash player version is flash player 6.0 (a part of the functions is not supported).
The settings of the (internet browser) has been added into (settings) -> (connection settings)
The audio contents from channels in the (RSS channel) section now can be saved into the memory stick.
(auto) option added to (rate change) in (location free player)
Music
Added file extension to playable AAC format.
You can now drop pictures in folders album folders for the album picture instead of embeding it in the track.
Settings
Added [Enable Flash Player] in [System Settings].
*To change this option, you need to connect to the internet.
"Simplified Chinese" and "Traditional Chinese" added to [System Settings] -> [System Language].
Added [RSS Channel Settings].
Added [UMD video L & R Button] into [Video Settings].Sonys firmware timetable
Other
Fixed some issues when using a memory stick with more than 2GB free space.
*This problem has not happened among the memory sticks sold in Japan until april 24th.
you can now play downloaded demos on your psp.
You can download 2.70 from our downloads page here
System software ver 2.60 (29th November 2005)
Network
Revisions to strengthen security have been added
[LocationFree Player] has been added as a feature under [Network]
[Auto-Select] and [Unicode (UTF-8)] have been added as options to [Encoding] under [View] in the [Internet Browser] menu bar
[Text Size] and [Display Mode] settings of the [Internet Browser] can now be saved
The input history of online forms accessed through the [Internet Browser] can now be
[Volume Adjustment] has been added as a feature to [LocationFree Player]
You can now download video data that supports copyright protection using the [Internet Browser
[RSS Channel] has been added as a feature under [Network]
[Simplified Chinese (GB18030)] and [Traditional Chinese (Big5)] have been added as options to [Encoding] under [View] in the [Internet Browser] menu bar
Video
Copyright-protected video can now be played under [Video]. (This applies to video data saved on the memory stick)
Music
WMA has been added as a codec that can be played under [Music]. (This applies to music data saved on the Memory Stick)
Settings
[Set via Internet] has been added as an option to [Date & Time Settings] under [Settings]
WPA-PSK (AES) has been added as a security method under [Network Settings]
Korean input mode has been added to the on-screen keyboard
system Software Ver. 2.50 (October 13, 2005)
Network
[LocationFree™ Player]* has been added as a feature under [Network].
[Auto-Select] and [Unicode (UTF-8)] have been added as options to [Encoding] under [View] in the [Internet Browser] menu bar.
Settings for [Text Size] and [Display Mode] in [Internet Browser] can now be saved.
The input history of online forms accessed through [Internet Browser] can now be saved.
*Use of the LocationFree™ Player feature may not be supported in all countries and regions. Depending on where you live, the LocationFree™ Base Station may not be available for purchase or use. Certain models of the Base Station are not compatible with the PSP™ system. For details, visit http://www.sony.com/locationfree/ownerslounge/psp
Video
Copyright-protected video can now be played under [Video]. (This applies to video saved on Memory Stick Duo™ media).
For details, contact the video content provider.
Note that fees may be charged to obtain or use copyright protected video.
Downloadable copyright-protected video may not be available in all countries and regions.
Settings
[Set via Internet] has been added as an option to [Date and Time] in [Date & Time Settings] under [Settings].
[WPA-PSK (AES)] has been added as a security method under [Network Settings].
Korean input mode has been added to the on-screen keyboard.
System Software Ver. 2.01 (October 3, 2005)
Settings
A patch has been added to address a security vulnerability in the system software.
System Software Ver. 2.00 (August 24, 2005)
Network
An Internet browser has been added.
Video
4:3 Screen Mode has been added (for video saved on Memory Stick Duo™ media).
Go To feature has been added (for UMDVIDEO and UMDMUSIC).
A-B Repeat feature has been added (for UMDVIDEO, UMDMUSIC and video saved on Memory Stick Duo media).
Audio options have been added (for video saved on Memory Stick Duo media).
MP4 (AVC) has been added as a playable file format (for video saved on Memory Stick Duo media).
Music
The combination of SonicStage version 3.2 (or later) and PSP system software 2.00 (or later) has made it possible for music files in ATRAC3 plus format to be transferred to a Memory Stick PRO Duo
MP4 (the audio codec for MP4 format audio files is MPEG-4 AAC) and WAV (Linear PCM) have been added as playable file formats (for music saved on Memory Stick Duo™ media).
Photos
Wallpaper feature has been added.
Image transfer feature has been added.
TIFF, GIF, PNG and BMP have been added as viewable file formats.
Settings
Korean has been added as a system language in [System Settings].
[Character Set] has been added in [System Settings].
[Theme Settings] has been added.
[Internet Browser Start Control] has been added as a security mode in [Security Settings].
WPA-PSK (TKIP) has been added as a security mode in [Network Settings].
Web address shortcut feature has been added as an input mode for the on-screen keyboard.
System Software Ver. 1.52 (June 15, 2005)
Music
UMD™MUSIC can now be played under [Music] in the home menu.
Settings
Security for the system software has been strengthened.
System Software Ver. 1.51 (May 18, 2005)
Settings
A patch has been added to address a security vulnerability in the system software.
System software ver. 1.50 (march 2005)
Game
play games in UMD format
game sharing (for supported games)
save games on Memory Stick
copy savegames to another Memory Stick
delete savegames from Memory Stick
Video
watch video in UMD format
watch video saved on Memory Stick
control panel with audio, angle, subtitle, volume, screen mode, display, chapter, fast forward and reverse, slow, frame advance, repeat, play, pause, and stop controls
remote control and system buttons can be used for play, pause, menu, stop, chapter, fast forward and reverse, and slow functions
Music
play music in UMD format
play music saved on Memory Stick
play tracks in Group Mode (from Memory Stick when groups were configured on a PC)
control panel with previous and next group, previous and next track, fast forward and reverse, play, pause, stop, and group mode controls
remote control and system buttons can be used for play, pause, stop, skip, and fast forward and reverse functions
Photo
view photos in jpeg format (saved on memory stick)
control panel with view mode, display, help, zoom in and out, rotate left and right, move up/down/left/right, previous and next image, and slideshow controls
remote control and system buttons can be used for slideshow, zoom, previous and next, rotate, and move functions
Settings
network update (update firmware via wi-fi)
USB mode (for connecting to a PC)
video settings (UMD menu, audio, and subtitle language)
photo settings (slideshow speed)
system settings (language, nickname, format memory stick)
date and time settings (set date and time, adjust for dayight savings time)
power save settings (auto backlight shut off, sleep mode)