Find out what features are contained in PSP system software version 3.72.
An update to the PSP system software was made available on October 30, 2007. With this update, the system software is version 3.72. Features updated in system software update 3.72 include
Network
http://uk.playstation.com/help-support/psp/guides/detail/item83265/Update-features-(ver-3-72)/
Support for PLAYSTATION Network titles have been expanded.
Support has been added for [Remote Start]* of the PS3 system under [Remote Play].
*To use this feature, the PS3 system software must be version 2.00 or later. For detailed information about [Remote Start], visit the PS3 Help & Support section at eu.playstation.com and select Connecting to other devices in the General Guides area.
Note:
This system software update includes all features contained in previous versions.
The new system software will preserve any settings previously made to the PSP (such as the Parental Control level).
Depending on the software title, you may not be able to play without first updating the PSP system software.
Do not perform updates using any data other than the official update data provided by Sony Computer Entertainment over a network or on disc media, and do not perform updates by methods other than those described in the product documentation or in this site. If an update is performed using data from another source, by another method, or with a PSP system that has been altered or modified in any way, the PSP system may not operate properly and may not be able to install the official update data. Any of these actions may void the PSP system warranty and affect your ability to obtain warranty services and repair services from Sony Computer Entertainment.