Plug the USB into your PS3. Go to Settings > System Update > Update via Storage Media . Potential Issues After Updating

Go to the PS3 XMB menu, select Settings > System Update > Update via Storage Media .

Ensure the file is named PS3UPDAT.PUP and is placed in the correct folder structure on your USB drive. How to Install PS3 Update 4.89 via USB (Safe Mode/Manual)

If you're looking for even later updates, Sony has continued to support the PS3 with subsequent versions like 4.90, 4.91, 4.92, and the current 4.93, which also "improves system performance".

The USB method described above is ideal for a clean, offline installation. However, you have two primary options:

This usually means the PS3UPDAT.PUP file did not download correctly or the folder structure is wrong. Re-download the file and check that it is inside PS3/UPDATE/ .

Following this update, logging into the PlayStation Network on a PS3 requires a device password rather than your main account password. This is part of a broader push to increase account safety.

Download the update file and rename it exactly to PS3UPDAT.PUP . Place it inside the UPDATE folder.

No. Do not install the official 4.89 OFW (Official Firmware) on a console running CFW. This will break your custom setup and may lock you out of lower firmware versions. If you are on CFW and want to update to a 4.89-based CFW (e.g., 4.89 Evilnat Cobra), you must download the specific CFW version crafted for that purpose. The official OFW file is for standard retail consoles only.