Go to Settings > System Settings > System Information .

The current and final official system software version for all PSP models is . 1. Official Firmware (OFW)

A vital tool used alongside CFW (like PRO or ARK) to make the custom firmware permanent (non-temporary) on models that previously didn't support it, such as the Street (E1000) 3. Installation Overview

A new, modern CFW that is actively updated and compatible with all models. PRO-C2 or ME: Classic, reliable CFWs for version 6.61.

, you generally have two paths: updating to the final official version or installing custom firmware (CFW) to unlock features like homebrew and backups.

To download and install firmware for your PSP (PlayStation Portable) Go to product viewer dialog for this item.

), use to ensure the CFW stays active even after a full reboot. Which PSP model ( Go to product viewer dialog for this item. Go to product viewer dialog for this item. Go to product viewer dialog for this item.