It needs to be formatted using FAT32 or ex FAT, and if you want to back up a full drive, the external drive should have at least the same capacity as the internal drive. Select the System option, go down to Back Up and Restore, and then go into the Back Up PS4 sub-menu.
Depending on the drive and size of the backup, this process could take a very long time to complete.Follow the prompts, don’t turn off your PS4 during the process, and have patience.When I bought my PS4 at launch, I snagged this 1TB 7200RPM drive from HGST.It’s not the biggest or fastest, but it’s a nice step up from the default 500GB 5400RPM drive, and it’s quite affordable.The PS4 will restart.” Make sure your controller is on by pressing the “PS” button on your Dual Shock 4, and then select “OK” on the screen. You can use your PS4 as normal, or follow the rest of this guide to upgrade your drive, and restore your data.
If you’re going to bother swapping out your hard drive, you should definitely pick a replacement that’s both faster and higher capacity.Unchecking it will skip the back up process for your game installations.Since almost all apps and games can be downloaded again from PSN at any point, you can skip this part of the back up if you’d like.On the right-hand side, you’ll see how much space you’ll have left on the external drive after the back up is finished.See that checkbox next to the applications section?That tiny, slow drive that comes standard with the PS4 leads to nothing but heartbreak, but you do have options at your disposal.