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The disk is write

02:49, 10/04/2021

Did you receive the message "the disk is write-protected" when you tried to lớn copy files or folders lớn a USB flash drive sầu or SD thẻ in Windows 10/8/7? Take it easy now! This post will show you how to remove sầu write protection from USB or SD thẻ with ease.

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Help! The Disk Is Write-protected on USB/SD Card

“We have sầu a Canon Powershot and want to transfer photos from computer baông chồng lớn camera. Says SD card is write protected. How vì chưng we remove the write protection?”tomshardware

Actually, a disk suddenly becoming write-protected is a very comtháng issue, and it often comes out of the xanh on a USB flash drive, pen drive sầu, SD card or other data storage devices.

After plugging a drive sầu inlớn your PC khổng lồ copy or modify a file và thư mục, a window might pop up with the error: “The disk is write-protected. Remove this write-protection or use another disk”.

According to users, the problem may be with Windows 10 trang chủ and SD card built-in slot. When using a USB SD thẻ reader, this problem may not happen.

When the write protection error occurs in Windows 10/8/7, it will continue khổng lồ stay even if you click the Try Again button. Because of this, you might think that the disk is no longer usable and should be thrown into the dustbin.

Actually, it might not be completely unusable. This disk is still healthy; it is just in the write-protected state. That is, you can only read data from your device, but you are not allowed to write, delete, copy or bởi any other operations to lớn modify the data.

As a result, the disk write-protected error will be invoked when files or folders are being copied lớn a USB drive sầu, pen drive sầu or micro SD thẻ.

If you are also facing a similar situation, take it easy now. This post will show you how lớn remove sầu the write protection from USB drive sầu, SD card, or pen drive in Windows 10/8/7.

How lớn Remove sầu Write Protection from USB Windows 10/8/7

You might ask: how vị I remove sầu write protection on a USB drive or SD card?

When searching for solutions lớn "the disk is write-protected" error online, you will find many related forums and articles. Then, you might start lớn think removing the SD card/USB drive sầu write protection could be troublesome.

Solution 1: Format the USB/Pen Drive/SD Card

While you look for the solutions to lớn the issue of USB/SD thẻ write protected on the mạng internet, you will find formatting the USB drive sầu, SD thẻ or other external storage devices being mentioned.

This is considered a good method to remove write protection from USB/pen drive/SD thẻ because the tệp tin system might have been corrupted, causing your drive to be in a bad state.

Well then, how can you format USB drive sầu, pen drive sầu or SD thẻ to lớn fix the disk is write-protected error so that your device can work properly again? Generally speaking, there are four write protected USB format tools you could use khổng lồ persize this operation in Windows 10/8/7.

① Run MiniTool Partition Wizard

In order lớn successfully format your USB drive và remove sầu the write-protected error, you could use a third-các buổi tiệc nhỏ write protection removal software as a good helper.

Which one is worth recommending? Here we will show you MiniTool Partition Wizard Free Edition which is compatible with Windows 10/8/7.

It is a professional and reliable partition và disk management tool with many powerful functions, such as extend partition, resize partition, delete partition, format drive sầu, wipe partition, rebuild MBR, recover lost partition và so on. 

You could use this freeware to lớn remove write protection from USB drive sầu or other devices via formatting. Now, tải về MiniTool Partition Wizard Free Edition và install it on your computer.

Free Download

Step 1: Launch MiniTool Partition Wizard Free Edition.

Step 2: You will be directed lớn the main interface. After selecting this partition of USB flash drive sầu or SD card, you will see the many features about partition management.


Step 3: Choose a file system as you"d lượt thích - FAT32, NTFS, Ext2, Ext3, Ext4 or Linux Swap. Click OK khổng lồ continue.


Step 4: Exexinh đẹp this change by clicking the Apply button to lớn remove write protection on SD card/USB flash drive.

② Use Diskpart

At your PC"s desktop, type cmd to lớn the tìm kiếm box và right-cliông xã it to lớn choose Run as administrator khổng lồ open Comm& Prompt. In the new window, type the following bolded commands one by one and each one should be ended by pressing the Enter key:


menu volume (all volumes on hard disks in your PC will be displayed here)

select volume n (n means the volume number of your SD card, USB flash drive sầu or other devices)

format fs=ntfs label="new volume" quick (this commvà can directly format your storage device to NTFS file system)


Hope the following screenshot will make this operation more intuitive:


③ Open Windows Explorer


④ Run Disk Management


If the target partition on your USB flash drive/ micro SD thẻ is larger than 32 GB, it can"t be formatted lớn FAT32 with Disk Management & Windows Explorer.

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In this case, please ask the third-tiệc ngọt write protection removal software - MiniTool Partition Wizard for help; it can quickly persize formatting without any limit khổng lồ fix the disk is write-protected error.

Free Download

“Here are four format tools for you to vày disk formatting to lớn remove sầu write-protected USB/pen drive/SD thẻ if "the disk is write-protected" error occurs when copying folders.” Cliông xã to lớn tweet

Kindly remind:

Thus, we suggest recovering those files with a professional data recovery software; MiniTool Partition Wizard can help you with its Data Recovery feature to recover data from formatted USB drive sầu.


Since this solution will lead to data loss, you might be reluctant lớn format your USB drive sầu just khổng lồ remove the write protection error. In this case, you should consider backing up all your data using MiniTool ShadowMaker.

Solution 2: Cheông xã và Kill USB Flash Drive Viruses

When a USB flash drive, pen drive sầu, or SD thẻ is plugged into lớn a PC, it could be easily attacked by viruses attached lớn spyware downloaded from an illegal trang web. The files or folders on this device could also be easily filled with viruses that can lead khổng lồ the disk is write-protected error on your storage device.

In this case, you need lớn tải về anti-virut software và set it khổng lồ automatically scan your device. Once a virus is found, please kill it at once khổng lồ remove sầu the write protection from USB drive, pen drive sầu or SD thẻ.

Solution 3: Check & Unlochồng USB Flash Drive

Some external devices including pen drives, or USB flash drives have a mechanical switch used lớn loông xã or unlock your device, but some don"t.

Therefore, you should kiểm tra whether there is a switch like this on your device. It could be put inkhổng lồ write protection mode to lớn prevent accidental writing.

Solution 4: Cheông xã & Make Sure USB Flash Drive/SD Card Isn’t Full

Sometimes if the USB stick or SD thẻ is full with files, it is very likely to lớn receive the write protection error when files are being copied khổng lồ it.


Solution 5: Change File Not in “Read-only” Status

In addition, sometimes the tệp tin is phối khổng lồ the Read-only status, which indeed could cause the disk is write-protected error on a USB flash drive sầu, micro SD thẻ or pen drive.

To remove sầu write-protection in USB, pen drive or SD thẻ, right-clichồng the tệp tin you want khổng lồ copy and select Properties.

Then you can view three options on the bottom, among muốn them, please ensure that the Read-only option is unchecked. Finally, clichồng Apply khổng lồ let this change effective.


Solution 5: Run Diskpart lớn Clear Write Protection

To fix the disk is write-protected error, you can also adopt the Commvà Prompt khổng lồ vị this work.

With this tool, you can modify the value related lớn your USB drive/SD thẻ. Then type the following bolded commands one by one:

danh sách disk (all disks on your computer will be listed here)

select disk n (n refers khổng lồ the number of your USB flash drive or SD card)

attributes disk clear readonly (this comm& can disable write protection)

After performing this operation, try copying files again. The USB write protected error should be removed.


Solution 6: Edit The Registry

If the issue still persists, you should consider modifying the registry to remove sầu the write protection from USB. The USB write.reg tệp tin could be enabled.

Clichồng Win+R và then type regedit lớn open Registry Editor. Then navigate to the following location to lớn look for a key named WriteProtect:


If this key exists, please right cliông chồng it to select Modify khổng lồ change the value from 1 khổng lồ 0.


If you still get the disk is write-protected message, your best bet is to lớn format the drive and recover files to lớn disable this error, as shown in Solution 7.

Bottom Line

Here we have sầu come khổng lồ the over of this post. You should now have learned how to lớn remove write protection from USB/pen drive/SD card in Windows 10/8/7 when you face the "disk is write-protected" error message while trying lớn copy files/folders.

Now, it is time for you to lớn try the solutions above so you can start modifying the data in your storage device.

Should you have any question or suggestion, just leave a phản hồi below or tin nhắn us via . And we will reply you as soon as possible. Thanks in advance.