How To Downgrade Ps3 Firmware 4.89 To 4.88 [repack] Jun 2026

Once downgraded, never accept an official Sony update from the XMB. Disable automatic updates in system settings, and always use CFW updates from trusted developers only.

As the installation completed and the system rebooted for the final time, Silas checked the System Information System Software: Version 4.88 how to downgrade ps3 firmware 4.89 to 4.88

If your PS3 is already running a jailbreak (CFW), you can downgrade by enabling "QA Flags." This allows you to install older firmware versions over newer ones without getting "data corrupted" errors. Once downgraded, never accept an official Sony update