Sony heeft een nieuwe firmware uitgebracht voor de PlayStaion Portable. Het versienummer van de firmware is 2.50 en deze is alleen bedoeld voor het model wat in Noord Amerika verkocht wordt, te herkennen aan modelnummer PSP-1001. De download is ruim 17MB groot en kan op deze pagina worden gevonden. Deze firmware maakt het onder andere mogelijk om copyrighted videobestanden af te spelen en voegt ook WPA-PSK (AES)-beveiliging toe onder de netwerkinstellingen. Het complete changelog ziet er als volgt uit:
Features updated in system software version 2.50 include the following:[break]
- [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.
- Copyright-protected video can now be played under [Video]. (This applies to video saved on Memory Stick Duo™ media).
- [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.