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Connect your USB drive again and you should find it is no longer read only. Double click the "WriteProtect" and change the value from 1 to 0. " Computer\HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\StorageDevicePolicies" Press "Win+R" button to open "Run"dialogue and type "regedit".

Remove write protection in Registry EditorĪpart from clearing read only attribute in Diskpart, you can edit the Registry key to disable the write protection. Note: if you want to make USB drive read-only, you can type “ attributes disk set readonly” instead. Input "attributes disk clear readonly" and press Enter: to remove the write protection on the USB drive. Input "select disk #" and press Enter: "#" is your USB drive number. Input "list disk" and press Enter: to get a list of all disks on your Windows computer.

And in the cmd window, type "diskpart"and press Enter. Press "Win+R" button, type in "cmd" and hit on Enter. If your USB drives do not have a lock switch, you can use Diskpart to clear its read only attribute in the following steps. Clear read-only attribute on USB drive via Diskpart If your USB has this switch, move it to the "unlock" position, which will turn off the USB drive's write protection and enable you to store files and data on the USB drive again. This switch is used to keep the contents on your drive safe from malware or modification by others. In some cases, USB drive comes with a physical write-protection switch on the side or bottom. Remove write protection in Registry Editor Clear read only attribute on USB drive via Diskpart But what if you want to make some changes? You can try the following methods to fix USB drive read only issue in Windows 11/10/8/7. Typically, when you meet the "USB drive read only" error, also called " disk is write-protected" error, you will be unable to make any modification on the USB drive, which could protect your data from being changed by someone else. What could cause the USB drive read only, and how can I get it back to read/write mode like it ought to be? Thanks!”ĥ Methods to fix USB drive read only issue in Windows PC But I cannot write anything to it anymore. There is no "read-only" switch on the drive. “My USB Flash Drive (32gb Corsaire Voyager) is suddenly read-only, and I'm not sure why.