If you cannot update via the internet, follow these steps to use a USB drive: PlayStation How to update PS3 console system software - PlayStation
[Current Date]
You must create a specific folder tree on your USB drive for the PS3 to recognize the file.
If you cannot update via the internet, follow these steps to use a USB drive: PlayStation How to update PS3 console system software - PlayStation
[Current Date]
You must create a specific folder tree on your USB drive for the PS3 to recognize the file. ps3 system software update 489 download link