Disk manager won’t let you do it. Here’s how you make it happen in Windows without a 3rd party application.

1 - Open an elevated command prompt. 2 - Run diskpart 3 - list disk

Find the disk number from the list of disks, make sure you have the right on!

DISKPART> list disk Disk ### Status Size Free Dyn Gpt ——– ————- ——- ——- — — Disk 0 Online 238 GB 0 B * Disk 1 Online 7728 MB 7239 MB

4 - list partition (There should only be a 0 and 1 partition number) 5 - select partition 0 6 - delete partition 7 - select partition 1 8 - delete partition 9 - create partition primary 10 - exit

Now you can use Disk Manager to format and name the volume