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A permanent CFW is when you turn off your PSP by holding the power switch or running out of battery, and you see the ‘Sony Computer Entertainment’ boot logo, the CFW remains installed. Permanent vs Non-PermanentĪll forms of CFW will mention whether or not they are permanent. The common feature of all custom firmware available for the PSP is to relax the signing process for PSP applications, so that applications that developers that aren’t Sony approved can be installed. That is where Custom Firmware steps in.Ĭustom Firmware (abbreviated CFW) relaxes restrictions put in place by Sony, and allows you to do much more than you could do before with your PSP.
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If you try to play a backup copy of a game, activate a non-sony theme, or install an emulator you will find you can’t progress in some manner. You can play games in the UMD drive, you can play games you bought from the store, but when it comes to trying to play games in an unconventional manner, you will hit a road block.
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