USB Drive Write Protected Remove Windows 11 Fix [2026]

Quick Answer: USB is write-protected due to physical switch, disk attribute, or registry setting. Run diskpart, select disk, attributes disk clear readonly to remove software protection.

Symptoms

• "The disk is write protected" error
• Can't delete or add files
• Can't format drive
• Physical switch is off but still protected

Root Cause

Physical write-protect switch, diskpart attributes, or registry policy.

Fix

Method 1: Check Physical Switch

Some USB drives have physical lock switch on side - ensure it's unlocked.

Method 2: Clear Diskpart Attributes

diskpart
list disk
select disk X  (replace X with your disk number)
attributes disk clear readonly
exit

Method 3: Edit Registry

Windows Registry Editor Version 5.00

[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\StorageDevicePolicies]
"WriteProtect"=dword:00000000

Method 4: Format via Diskpart

diskpart
select disk X
clean
create partition primary
format fs=ntfs quick
exit

How Againly Helps

Againly runs check_storage_health to detect write protection and disk errors.

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