If you have ever searched for a way to permanently install Custom Firmware (CFW) on your PSP without running a "Fast Recovery" tool every time you power on, you have likely encountered this name. MrMario2011, a respected YouTube tutorial creator and developer, packaged the essential components of Davee’s Infinity 2.0 patch with the latest 6.61 PRO-C2 or LME-2.3 CFWs into a single, foolproof archive.
Repeat similarly for LME if chosen.
MrMario2011's guides generally follow these steps to ensure a safe and permanent installation: psp 6.61 infinity 2.0 cfw pack by mrmario2011