Pack By Mrmario2011 | Psp 661 Infinity 20 Cfw

This draft post is optimized for a technical yet accessible audience, highlighting the definitive nature of the PSP 6.61 Infinity 2.0 CFW pack by MrMario2011

Final Tip: After installing, donate to the developers. Davee (Infinity) and MrMario2011 (the packager) have done this work for free for years. A cup of coffee goes a long way. psp 661 infinity 20 cfw pack by mrmario2011

🧠 Final advice

• Keep a backup of your flash0 (if experienced) before any permanent mod.
• MrMario2011’s pack is safe, but always follow exactly – don’t skip the temporary CFW step before Infinity.

Run PlayStation 1 classics with native hardware compatibility. This draft post is optimized for a technical

Issue 4: I want to go back to Official Firmware

• Cause: Selling the console or sending it for repair.
• Fix: Install Chronoswitch (included in the pack). Run it, select 6.61 OFW, and flash. This removes Infinity and PRO-C completely.

Post-Installation: Essential First Steps

1. Set ISO Mode to Inferno

• Press Select on the XMB.
• Change UMD ISO Mode from Normal to Inferno (better compatibility).

Update to 6.61: Ensure your system is on the official 6.61 firmware. Navigate to CFW selection and choose PRO (or LME)