The disk is write-protected. Remove the write-protection or use another drive.
This sometimes show up when you copy files to your USB Flash Drive or Memory Card or when you plug it at once.
In this article i will show you few ways you can solve this.
1. Look for any Lock Switches.
Some USB drives and Memory cards have a switch that allows you to lock drive and prevent any changes. Examine the USB drive or Memory card closely. If you can find the switch, switch it to the other side to turn the protection off.
2. Check Permissions
a) Open My Computer, right-click on your USB Drive and select properties.
b) In the properties window, select the security tab.
c) Select the ‘user’ under user name and click on ‘Edit’.
d) If unchecked, check the option “Full” for full permissions or “Write” for write permissions only.
3. Modify a registry key StorageDevicePolicies.
1. Open Start Menu ,
2. Run, type regedit and press Enter, this will open the registry editor.
3. Navigate to the following path:
If you can’t find the key StorageDevicePolicies , go to step 7.
4. Double click the key WriteProtect in the right pane and set the value to 0 In the Value Data Box and press OK button.
5. Exit Registry
6. Reboot your pc.
If you can’t find the key StorageDevicePolicies in step (3) you have to create it manually.
7. Right-click HKEY_LOCAL_MACHINE\SYSTEM\CurrrentControlSet\Control\ and select New -> Key.
8. Enter the name StorageDevicePolicies.
9. Click on the new registry key that you've created, StorageDevicePolicies and on the right pane right-click, select New > DWORD and give it the name WriteProtect.
10. Double click on it and set its value to 0.
4. Using Diskpart
1. Start > Run -> type CMD and press enter
2. type diskpart > enter
3. type list disk > enter
4. type select disk # (# is the number of the USB HDD you’ve plugged in )
5. type attributes disk clear readonly
5. Format your USB drive (last option)
B. For Windows 7 Users only. If still the usb drive is write protected then you can execute a “low-level format” on the drive. Download the free software to perform the “low-level format” of your USB drive.
Important: After completing the low-level-format you may have to create a partition in that disk drive.
1. Type diskmgmt.msc in Run.
2. In the disk management window, select the pen drive, right click on it and click on Format.
3. Click OK and the drive will be reusable after this.
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