How to Downgrade/unbrick your PSP
So your brand new PSP has been bricked, rendered useless and you have no clue what to do or perhaps your just stuck with a firmware update you hate and want to downgrade. No worries. In this tutorial, you'll be given the steps and tools you need to successfully unbrick/downgrade your PSP's firmware in a matter of minutes. So don't toss out your PSP or fumble around with a ineffective "upgrade" use this tutorial its easy!