Not good if you’re trying to move games or videos over. The Best Format for External Hard Drives. If you want to disconnect a USB extended storage drive while your console is turned on, follow these steps: When you want to use the USB drive again, connect it to a USB port on the back of your PS5 console. It could be bad news for users who plan to install many games on the console. Step 3: Select USB Extended Storage > Format as USB Extended Storage. If you want to format your external hard drive to work with Mac and Windows computers, you should use exFAT. The PS5 has 825GB of storage space, but you can only use 667.2GB of it - unless you use an external hard drive. Seagate Expansion 4TB External Hard Drive HDD. The best external hard drive for PS5needs to be SuperSpeed USB 5Gbps or better.

That's for the external hard drive, I'll post about rest mode next.