After the reboot, go to . You should see:
Because you are jumping across several generations of firmware, you cannot always update directly via the standard Sony network update. You must use the storage media method. 1. Hardware Checklist
If you are looking for the latest software to transfer games, check the official Sony PSP support pages for any available software utilities. psp 352 m33 upgrade to 660 portable
因此, you'll need to follow a specific, multi-step path to ensure the process is successful and your PSP remains functional. This path involves incrementally updating through a few key versions to bridge the gap securely.
For connecting the PSP to your PC, or a card reader to transfer files directly to the Memory Stick. 2. File Checklist After the reboot, go to
Because the gap between 3.52 and 6.60 is large, you cannot simply install the newest firmware. You must follow a specific upgrade path to ensure the PSP remains "hacked" (capable of running homebrew and ISOs).
If you own a PSP 1000/2000/3000 with a custom firmware (CFW) like the M33 series and want a modern, portable-feeling experience by moving up to a 6.60-based release (6.60 PRO/PRO-C or similar), this post walks through the motivation, what to expect, and a practical, low-risk path. This is written for hobbyists who want a cleaner, more compatible firmware experience while keeping their PSP fully functional for games, homebrew, and media. This path involves incrementally updating through a few
The 3.52 M33 firmware is a nostalgic museum piece, but 6.60 PRO-C2 is a daily driver. Upgrade today, and breathe new life into your PSP.
The safest path is to return to an official Sony firmware (OFW) first, then bridge to 6.60. Phase 1: Preparing for the Jump Charge Your Battery : Ensure it is at
Download the official from a verified emulation index like PSPunk or the Internet Archive. Connect your handheld back to the PC via USB.
You need to download two primary official files and one custom firmware toolset: