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Error Copying File or Folder: The Disk is Write-Protected

Sometimes, when you want to copy the USB Flash Drive files or folders to the internal hard drive for the Windows 10, 8, 7, it pops up a window Error Copying File or Folder. The detail words said cannot copy file, the disk is write-protected. Remove the write-protection or use another disk.

the disk is write-protected

So how to solve Disk write-protection error for your Windows 10 and copy the files successful? First, we need to know more about write-protection. Write-protection is a safeguard procedures for USB Drive. It protects files or folders in the USB Drive or SD Card. So you can only read the file, cannot modify or copy, delete it.

How to remove the Disk write-protection for USB Flash Drive or SD Card?

Part 1: USB Flash Drive has a physical Write Protect Switch

If your USB Flash Drive is write protection by a hpysical way, it means it has a protect switch for your USB Flash Drive. So what you can do fast is turn off the switch.

physical write protect usb flash drive

This is Kanguru SS3 USB 3.0 16GB Flash Drive, and it has a physical protection switch to protect your data, and safely connect to any computer with the built-in write-protect switch set to "read-only" and you can be assured of viewing your files in a protected mode, and they cannot be overwritten.

Part 2: USB Drive has no physical write protection

And we know there are many USB Flash Drive has no physical switch to protect the USB Drive data, so through the registry editor to remove it is also an easy way.

Step 1: Type "Regedit" to open registry Editor.

open registry editor registry editor control

Step 2: Following the left panel tree path to find the destination folder:
HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\StorageDevicePolicies

storage device policies

If you cannot find the folder "StorageDevicePolicies", right click the "Control" folder, and choose "New > Key", renamed the "NewKey #1" as "StorageDevicePolicies".

Step 3: Set the "WriteProtect" value as 0.

Choose the "StroageDevicePolicies", and you will see a file named "WriteProtect" at the right side. And double click this file, and set the Value data as Zero "0", click "OK".

set write protect value data

Step 4: Reboot your computer.

Normally, you need to reboot your computer after you modified the Registry Editor. So restart your computer.

Tips: This operation is only worked for USB storage such as USB Flash Drive, SD Card and USB external Hard Drive. So you can use your USB mouse and keyboard freely.

And if you connectd your USB Drive to computer, but it has no response, or not work, try to use Driver Doctor to help you solve this problem.

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