A “disk is write-protected” error message can be quite frustrating for USB drive users. This error message appears when you attempt to copy files to the drive, delete some files or even format the USB drive. This write-protection error is a built-in protection mechanism that prevents data on the USB drive from being modified. However, it can be an issue when you’re trying to perform a necessary task. Here are some steps to solve this problem:

1. Check for the physical write-protection switch

Some USB drives come with a write-protection switch that may be physically located on the drive itself. It is usually a small slider that can be slid up or down to enable or disable write-protection. If you find a slider on your USB drive, move it into the opposite position and try again. If the switch is not present, move on to the next steps.

2. Modify the registry key

Windows Registry contains settings used by system programs and applications that might solve this problem. You should be careful while working with Registry as it can be dangerous if not done correctly. Here are the steps to

follow:

– Press “Windows + R” keys

– Type “regedit” and press Enter key

– Navigate to the following location in the registry editor:

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\StorageDevicePolicies

– If the “WriteProtect” key doesn’t exist in the “StorageDevicePolicies” registry, create a new “WriteProtect” DWORD value under the “StorageDevicePolicies” key.

– Modify the “WriteProtect” value by changing the value data from 1 to 0

– Reboot your system and try accessing the USB drive again.

3. Using Command Prompt

Command Prompt is a utility tool that helps in solving various issues on your system. Here are the steps to follow:

– Press “Windows + X” and then press “Command Prompt (Admin)” from the context menu

– Type “diskpart” and hit Enter key

– Then type “list disk” and hit Enter key

– To select the drive that is giving the write-protected errors, type “select disk *,” (* is the number of the USB drive) and hit the Enter key.

– Then type “attributes disk clear readonly” and hit the Enter key.

– Finally, type “exit” and hit Enter key.