This is very useful if you cannot get Wi-Fi on your console or cannot get a wired connection.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.
Therefore, you have to restart from the beginning in case download fails in between.
Then, when you plug the USB drive into your PS3, you'll see the media in the folders appear in the Cross Media Bar (XMB) under their respective categories.
Transfer game saves If you want to pick up where a friend left off in a game, borrow his or her MLB franchise, or play your game on a friend's PS3, it's all possible with a USB drive.
PUP) using a compatible storage device such as Memory Stick, Memory Stick Duo, a USB key (FAT32) or PSP.
This document, titled "How To Install a PS3 Update Via a USB Key," is available under the Creative Commons license.