Updating playstation 3 using storage media
First off, download the firmware update to your Desktop or any place else that is easily accessible and make sure the full image downloads.
From there, plug in your flash drive or insert your memory card.
To check the version of your system software, go to (Settings) .
Before downloading the system software update, you should carefully read and understand the terms of the System Software License Agreement.
BY DOWNLOADING THE PS3 SYSTEM SOFTWARE UPDATE, YOU ARE INDICATING THAT YOU AGREE TO THE TERMS OF THE SYSTEM SOFTWARE LICENSE AGREEMENT LOCATED PS3™ system software version 4.85 was released on August 28, 2019.
Version 4.85 adds or updates the following features.
Move the downloaded firmware file into the UPDATE folder. From the Xross Media Bar, head over to Settings and finally to System Update.
Firmware upgrades are very important and will help with stability of the system as well as upgrade playback options and add other features. You can find the latest firmware here: Sony Play Station 3 firmware update.Copy the update data to the PS3™ system's hard disk drive and perform the update.