While the update does not add new features (the PS3’s development road map was already winding down), installing it is still recommended for anyone who wants a smoother, more secure online experience.
Always use the official Sony PlayStation servers to avoid corrupted files or potential security risks. The link provided below links directly to the Sony server. ps3 system software update 489 download link
You can download the PS3 system software update 4.89 from the official Sony website: While the update does not add new features
The PS3 System Software Update 4.89 was released on December 3, 2018. This update is a minor one, and according to Sony, it: and according to Sony