Uncheck to prevent connection drops. Check Port Status :
Is there on the drive that you need to rescue first?
When a memory controller locks up, standard formatting fails. The Diskpart tool clears the underlying partition table entirely, forcing the NAND controller to reset. Open as an administrator. Type diskpart and press Enter .
When you run a tool like , you will often see a line like: usb mass storage devicenand usb2disk full
Type chkdsk E: /f /r (Replace E: with your USB drive letter) and press Enter.
If your USB2Disk shows 0 bytes free, but you know itās empty, here are the real culprits:
A faulty USB port or cable can cause detection failures. Also test on another computer to isolate the issue. Uncheck to prevent connection drops
This refers to the non-volatile storage technology (NAND flash memory) used in the drive that retains data without power .
The internal controller software is corrupted, causing it to default to a generic "USB2Disk" identifier instead of its actual brand name.
Locate the USB drive, right-click the partition, and select . The Diskpart tool clears the underlying partition table
The USB drive is failing or has a corrupted partition table.
If Windows File Explorer crashes when you try to open or right-click the drive, you must bypass it by using Disk Management. Right-click the Start menu and choose .
If the drive is authentic but still stuck in "NAND USB2Disk" mode, the internal firmware is corrupted. You can try to re-flash the controller chip. Download a freeware tool called .