External disk drives are easy to use. you may plug and remove them in seconds, but the PS4 may not recognize the unit in some cases.
Typically, the console displays the following message when the problem occurs: “The USB storage device is not connected.”
In some cases, though, the PS4 won’t display any message, or it could stop responding when you connect the HDD.
PS4 Extended Storage Not Working Causes
The PS4 has a limited internal hard drive, so most users prefer an external HDD.
Unfortunately, the storage works sometimes, although it can work on other devices like your PC.
Here’re the common causes why this happens:
As you see, these issues deal mostly with the drive, rather than the PlayStation 4. Therefore, our solutions aim mostly at the drive. Yet, some of our fixes include using the console’s Safe Mode.
How to Fix PS4 Extended Storage Not Working
you may try our solutions one by one until you find the one that solves the issue. Still, we’re proceeding in a logical manner, as we’re starting by the most probable causes.
See if your Drive is Functional
The initial step is checking if your drive is functional. To do that, plug the external HDD into your Windows PC and see what it says. If it works, it should just appear on your taskbar like so:
If it doesn’t work, you’d see something like this:
If this is the case, there’s nothing else to do but try another cable, or try another drive.