: Compatible with all PSP models, including the PSP-E1000 (Street) when used with Infinity 2.0. Online Play : PRO-C2 is known for its Pro Online
Once the files are on your PSP:
Extract the downloaded ZIP and copy the and FastRecovery folders into the GAME directory. download the psp 6.61 pro-c2 custom firmware
The Sony PSP might be a legacy handheld, but installing the 6.61 PRO-C2 Custom Firmware (CFW) breathes new life into the device. This specific firmware version is the gold standard for PSP modding, offering the best balance of stability and compatibility for all models, from the original 1000 to the PSP Go and Street (E1000). : Compatible with all PSP models, including the
| Problem | Likely Cause | Solution | |---------|--------------|----------| | File is “corrupted” on PSP | Wrong OFW version (e.g., 6.60 instead of 6.61) | Update to official 6.61 first. | | PROUPDATE doesn’t appear in Game list | Extracted wrong folder; folder missing EBOOT.PBP | Ensure PSP/GAME/PROUPDATE/EBOOT.PBP path. | | Download contains .exe files | Malicious fake installer | Delete immediately; find clean archive. | | CIPL Flasher fails | Model is PSP-3000/Go/2000v3 | Do not use CIPL; use FastRecovery instead. | This specific firmware version is the gold standard
Solution: Run the PRO-C2 Updater again and press the button labeled "Uninstall." OR run Sony’s official 6.61 updater again to overwrite the NAND.
Standard PRO-C2 is "temporary," meaning it disappears if you remove the battery or hard-reset the console.