USB memory sticks and similar transferable data storage devices are convenient if you want lớn have your photos, media, or work files ready to go. It’s been quite some time since these storage devices have become the most prevalent method for storing digital data. However, sometimes it might happen that you can’t transfer your files onto a USB stick because write protection is activated.

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Failed write attempts can be quite an inconvenience on a USB stick. Luckily, there are quick and easy methods to lớn solve the write protection issue, whether you’re on a Windows PC or a Mac. There’s even a solution if you’re working on a Chromebook.

Note: Some SanDisk USB sticks (flash drives) and possibly other brands have an internal protection mechanism. According lớn SanDisk, if the USB drive experiences a power nguồn fluctuation or other potentially damaging error, it shuts off write access, & there is no way to lớn get it back. They expect you lớn copy the data khổng lồ another drive & replace it.

Check for a Write Protection Switch First

Before we go into details about write protection removal in different operating systems, there’s one thing to kiểm tra first. Some data storage units have a physical switch for toggling write protection on or off.

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Launch “Command Prompt.” You can vì this either by pressing “Windows key+R” and typing “CMD” or searching for Command Prompt from the “Start Menu.” If you see the “Access is denied” message, right-click on Command Prompt và choose “Run as Administrator.”
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You’ll see a các mục of all storage drives, named Disk 0, Disk 1, và so on. This step is where you’ll need the capacity information khổng lồ identify your USB device. Compare it to the “Size” column, & you’ll find the disk number.
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Type “Attributes disk clear readonly” and press “enter.” Yes, “attributes” has an “s” & “readonly” is one word.
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Restart your PC and try writing on the USB stick again after the system has rebooted.
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Click on the “right-facing chevron” (angle bracket) symbol next to lớn “HKEY_LOCAL_MACHINE” in the left sidebar to lớn expand the directory structure of that folder.

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Repeat “Step 1” procedures again lớn expand the “Control” folder, then confirm if “StorageDevicePolicies” is present. If not, continue to lớn “Step 5” to lớn create it yourself. Otherwise, skip to lớn “Step 7.”
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Rename the newly created thư mục to “StorageDevicePolicies.”
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Double-click on “WriteProtect” và change “Value Data” to “0” & “Base” lớn “Hexadecimal.”
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After the reboot, check if the USB is now operating as it should. This method disables the write protection on all your drives, so it should make your USB writable again. Beware that editing the Windows Registry on your own can mess up your computer, so after you’ve followed our instructions, it’s best not khổng lồ revisit it.

If none of the above options removed file protection from your USB stick, try searching for a third-party application.


Removing USB Write Protection on a Mac

There’s much less flexibility when resolving the write protection issue on Mac versus Windows. You only have two options available—one is for storage units that can’t be written to due to a fault with the device, while the other involves formatting the drive.

Option 1: Repair the Permissions

The permissions for your USB drive might be faulty, causing it to lớn become write-protected. If that’s the case, you should try fixing the error using “Disk Utility.” To do so, follow these simple steps:

After plugging in the USB device, xuất hiện “Utilities” and select “Disk Utility.”
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Click on the “First Aid” tab, wait for any scans lớn finish, và then select “Repair Disk Permissions.”“Right-click” on the drive & choose “Format Device.”

Unfortunately, this is the only reliable method lớn remove write protection from a USB on Chromebook. As previously stated, formatting the drive will erase all data, so back it up beforehand.

Remove Write Protection From a USB on Linux

If you are a Linux user, this process unlocks the write protection on your USB drive or stick.


First, launch the “Applications thực đơn (
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Next, type “lsblk” and press “enter” to get a các mục of all attached devices.
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In the example/procedures above, you identify the drive, then change its read-only permissions to off, then unmount và remount it via the terminal, not by ejecting it.

In closing, write protection can be a nuisance, especially when you don’t know how it happened on your storage device. Luckily, you’ve learned how to remove write protection from a USB on Windows, Mac, Linux, and Chromebook computers. The issue should no longer catch you off-guard, but there are no guarantees. With all the methods explained here, at least one should allow you to lớn edit, copy, move, or delete files on your USB or SD thẻ in no time!