Psp 661 Infinity 20 Cfw Pack By Mrmario2011 Verified (2K)

Connect your PSP to your PC using a USB cable, or insert your Memory Stick Pro Duo (or microSD adapter) into a card reader. Back up any existing saves or media to your computer.

Open the extracted MrMario2011 pack. Copy the PSP folder from the pack and paste it directly onto the root of your Memory Stick. If prompted to overwrite or merge folders, select . Step 3: Updating to Official Firmware 6.61 psp 661 infinity 20 cfw pack by mrmario2011