(adsbygoogle = window.adsbygoogle || []).push({}); You do not need Custom Firmware from what I read.

Download it from a TRUSTED File Hoster (Download.com = CNET):

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I don't know how to get it to your PSP because I don't got one. But once it gets on your PSP. BOOM... You got Windows XP for PSP.

the site to get pspwxp is You must login or register to view this content. and to get safari is You must login or register to view this content.