It's really simple.
Previously, the only way to increase storage on Sony's console was to open it up and switch the PS4 HDD . But now, following the recent PS4 firmware update 4.5, gamers are now able to add an external hard drive to their Playstation 4 to increase storage upto 8 TB.
The first thing to note is that the PS4 will only support USB 3.0 external hard drives, so make sure you buy one that’s compatible.
This is how to add a PS4 external hard drive. Set up is simple:
If you want to now save all future data on your new storage device, then: