How to Format a Write-Protected USB Device




When you try to format your USB storage device , you may get the following error message: "The disk is write protected". Do not worry it does not mean that you are infected with any viruses or malware . To solve the problem you only have to access the Windows Registry Editor and make some modifications.

Teacher Notes

Teachers! Did you use this instructable in your classroom?
Add a Teacher Note to share how you incorporated it into your lesson.

Step 1: Run Regedit Command

Press the Windows and R keys at the same time to open Run . Type regedit , press Enter, and the Windows Registry Editor opens

Step 2: Look for StorageDevicePolicies Folder

Then, go to HKEY_LOCAL_MACHINE \ SYSTEM \ Currentcontrolset \ Control \ . The StorageDevicePolicies folder should appear here . If it does not appear, right-click and select New > Key . Rename the new Key # 1 folder to StorageDevicePolicies

Step 3: Rename the Folder

Now right-click on the StorageDevicePolicies folder and select New DWORD (32-bit) or New QWORD (64-bit) value depending on the version of Windows you are running. Rename the newer dword folder by WriteProtect .

Step 4: Run Write Project and Change the Value

Double-click WriteProtect , change the value data to 0 with the hexadecimal base, and close the Registry Editor . Open Computer , refresh it 5 times and properly eject your USB device. Finally, reconnect your USB memory to the computer and format it using exFAT instead of FAT32

Be the First to Share


    • CNC Contest

      CNC Contest
    • Make it Move

      Make it Move
    • Teacher Contest

      Teacher Contest



    2 years ago

    Thanks for sharing :)