Psp 3.52 M33 Upgrade To 6.60 〈FHD〉

Now you are on 5.00 M33. You need to temporarily remove custom firmware to prepare for Sony’s 6.60 update.

"The system configuration of this PSP system does not appear to be correct" (Error 80020148). psp 3.52 m33 upgrade to 6.60

Now that you are on a clean, official 5.00, you can safely jump to the final official firmware. Now you are on 5

: After reaching OFW 6.60, you can install modern custom firmware like 6.60 PRO-C or 6.60 ME to regain homebrew capabilities. Step-by-Step Installation Guide Now that you are on a clean, official 5

Directly jumping to 6.60 from 3.52 M33 often causes compatibility issues. It is highly recommended to reach a "bridge" version like or 3.71 M33 first.

Upgrading a Sony PlayStation Portable (PSP) from the legacy custom firmware (CFW) to modern 6.60 software is a critical jump that unlocks compatibility with later games and advanced homebrew . Because of the age of 3.52 M33, a multi-step "bridge" update is often required to avoid errors or "bricks" during the transition. The Upgrade Path: 3.52 M33 to 6.60