: Fully supports high-capacity micro-SD adapters up to 128 GB or greater.
What do you have? (Check the sticker in the battery compartment, e.g., PSP-1001, PSP-2001) psp 352 m33 upgrade to 660
: If you encounter errors, use Key Cleaner by Chili Willy to repair "bad keys" that often conflict with older custom firmwares. Step 2: Installing Official Firmware (OFW) 6.60 : Fully supports high-capacity micro-SD adapters up to
Check system information: it should now show "System Software 6.60" (no custom suffix). PSP-2001) : If you encounter errors