How to install a PS3 update via a USB key
Your PlayStation 3 is not connected to the internet? Here's how to update the firmware manually. You can download and transfer the update file (PS3UPDAT.PUP) using a compatible storage device such as Memory Stick, Memory Stick Duo, a USB key (FAT32) or PSP.
- A USB key formatted in FAT32.
- Create a PS3 folder at the root of your USB key.
- Open the PS3 folder and create a UPDATE subfolder.
- NB: The folder names are case sensitive.
- Download the latest update (4.70 24 February 2015) on your PC: http://us.playstation.com/support/systemupdates/ps3/
- Transfer the PS3UPDAT.PUP file to the UPDATE folder.
- Connect the USB to your PS3.
- Go to Settings > System Update, then Update via Storage Media.
- Select the USB key and launch the update procedure.
Original article published by udodirck
. Translated by jak58