Off the top of my head, I would tell you to go back into disk manager and right-click the free, unpartitioned space in the spare drive. There should be a format option as well as a drive letter ...

You may view your hard drive in Disk Management and see unallocated space. The space will be on the hard drive, but Windows cannot use it. It is like having a spare room in your house but locked off.

If you’re faced with the problem that your SD card or USB drive suddenly shows as unallocated in Disk Management or even stops working on your Windows 11/10 PC, this post is intended to help you. In ...