HOW TO INSTALL CFW PRO IN PSP TO PLAY ISO GAMES (version 6.20, 6.35, 6.39, 6.60, 6.61) - YouTube
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PSP 2020 Definitive Guide | How to install permanent custom firmware 6.61 PRO-C | Infinity 2 | ISO - YouTube
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How you can Download Games on the PSP free of charge - Media | RDTK.net
PSP 2001 won't play any PS1 classic games from the PSN store with the CFW 6.61 LME-2.3. Changed the ISO to M33 to no avail. Am I missing something here? : r/PSP