Disk shows “Not Initialized” after reboot on Windows 11, is my data safe?

DDaniel8

I’m on Windows 11 and ran into a weird issue today. My external 1TB drive was working fine yesterday, but after a reboot it completely disappeared from File Explorer. In Device Management, I can see it still shows up, so I know the system detects it, but when I opened Disk Management it shows as “Unknown, Not Initialized.”

I didn’t do anything major except a normal shutdown. I tried unplugging, switching USB ports, and updating drivers, but no luck. I know I can right-click and initialize it, but I’ve read that might wipe the partition table.

The drive has important files, so I’m not sure if I should use DiskPart, rebuild MBR, or try recovery tools first. Anyone had this before?

Leo17

DDaniel8 I've run into this exact thing before. Don't panic. The drive showing as 'Unknown, Not Initialized' usually means Windows lost access to the partition table, but your data is still there.
Do NOT initialize or format the disk. If you do that, Windows will write a blank partition table, and that will make file recovery much harder.
Instead, try a different OS or PC first, like booting into a Linux live USB. Often Linux reads the drive fine when Windows can't. If you see your files that way, back them up immediately.

Hope this helps!

LAhskxT

Don’t initialize it yet.