the disk is write protected

Solutions on this page can efficiently help fix this error on write-protected pen drives, USBs, SD cards, and eternal hard drives/SSDs.

USB write protected

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What Is "The Disk Is Write-Protected" Error on USB/Pen Drive

Are you having the "disk is write protected" error while formatting write protected USB pen drive? What does it mean when you receive "The disk is write-protected" error message while trying to tát format a flash drive, pen drive or SD card?

It means the Windows operating system has mix administrator limitations, the registry entry is damaged, virus infection or third-party encryption software locked your USB pen drive. With the write protection status on the USB pen drive, you can't format it and you'll get a "The disk is write-protected" error message.

USB displays write-protected

You may wonder "How bởi I remove write protection on a USB drive?" on your mind. Briefly, you need to remove write protection from USB, pen drive, SD thẻ, external hard drive, etc., by following solutions in Part 1 at first.

And then, you can format the device with a reliable disk formatting tool lượt thích EaseUS Partition Master in Part 2 to tát make it work perfectly again with ease.

Part 1. Guide to tát Fix 'The Disk Is Write Protected' Error on USB/Pen Drive

As you can't format a write-protected device, your should first fix "the disk is write protected" error and remove write protection from your problematic devices. Here in this part, there are six ways that you can try to tát remove the write protection from your USB, pen drive, etc., storage devices.

See all the tools that you can try for write-protection removal. Or, you can also follow the đoạn phim listed on the right to tát make your device work normally again. It covers 3 commonly used resolutions for you to tát try: 0:46 Use Registry; 1:49 Use CMD; 3:00 Use File Explorer.

If you feel lượt thích the provided solutions and it worked to tát fix your USB write protection issue, please share this guide to tát help more people around you!

After fixing this issue, you may follow the guide of Part 2 to format the USB flash drive and pen drive with no hassle.

#1. Unlock Write Protected USB/Pen Drive by Switching Its Lock

If you have previously locked your USB flash drive or pen drive by switching its Lock to tát ON, the device is locked and write-protected. It means that you cannot format the device nor make any changes to tát it. Here is how to tát unlock the write-protected USB:

Step 1. Find the physical switch on your USB or pen drive.

Step 2. Move the switch from ON to tát OFF.

Unlock write protected USB

Now, you can connect the USB to tát your PC and you can re-access or format the device again.

#2. Fix Write Protected USB/Pen Drive with Write Protection Removal Tool

EaseUS Partition Master with its newly developed feature - Write Protection enables you to tát efficiently unlock a write-protected USB or pen drive in just one simple click. Here is how to tát bởi so:

Step 1. Download and install EaseUS Partition Master, go to tát the Toolkit section, and click "Write Protection".

Click Remove write protection

Step 2. Select your write protected USB, USB external disk or SD thẻ, and click "Disable".

Click Remove write protection

Wait! It's sánh easy to tát remove write protection from the USB drive with EaseUS Partition Master right? Share this great news with your friends now:

#3. Cleanup Virus that Causes Write Protected USB or Pen Drive

Virus infection may also sometimes cause storage devices lượt thích USB flash drives write-protected or locked. The best way to tát fix this issue is to tát run rẩy professional virus cleaner software to tát fully remove the virus and unlock the device.

Here is a list of recommended virus removal programs for you to tát try:

  • Avast Antivirus
  • Norton AntiVirus
  • McAfee
  • BitDefender
  • AVG

All you need is to tát install one of the recommended virus cleaners, connect the problematic device to tát your PC, run rẩy and let the virus cleaner tool to tát scan and remove all write-protection virus from your USB or pen drive.

#4. Remove Write Protection from Device Using CMD

Step 1. Type cmd in the tìm kiếm box, right-click "Command Prompt" and select "Run as Administrator".

Step 2. Type the following command lines and hit Enter after each command line.

  • diskpart
  • list disk
  • select disk #
  • attributes disk clear readonly

Replace # with the number of your write-protected flash drive or memory thẻ.

Let CMD command to tát remove the write protection from your device.

Run CMD command to tát remove USB write protection

Step 3. Type exit when the process finishes.

Read Also: Format A USB Drive That Doesn't Show Up

#5. Remove Write Protection on USB Flash Drive/Pen Drive using Regedit.exe

When a device is locked or a disk is write-protected, you can using Registry Editor to tát change its key from 1 to tát 0 sánh as to tát unlock the device. 

Note that you need to tát be very careful while using Registry Editor - Regedit.exe to tát remove write protection on a device. Any false operation or typo error will cause serious problem.
If you are a beginner, try the former solutions. 

Step 1. Type: Regedit in the tìm kiếm box, click "Regedit.exe" to tát open the Registry editor.

Step 2. Navigate to: Computer\HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\StorageDevicePolicies

Step 3. Double-click on the "WriteProtect" value in the right-hand pane of Regedit.exe.

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Make sure the volume data filed is marked as "0".

Step 4. Double-click to tát open it and change the "Value" data from "1" to tát "0" and click "OK" to tát save the change.

Remove USB write protection by changing its key from Registry.

Step 5. Close Regedit and restart your computer.

If you don't see the StorageDevicePolicies thư mục in Registry, you can create one with the guide here:
  1. 1. Go to tát HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control, right-click on the Control (folder) key and select "New".
  2. 2. And click on "Key", name the new thư mục as "StorageDevicePolicies", and hit Enter.
  3. Create new key
  4. 3. Then, right-click the blank space in the right pane of StorageDevicePolicies thư mục, and select "New".
  5. 4. Choose "DWORD (32-bit) Value", and rename the tệp tin as "WriteProtect" and hit Enter.
  6. 5. Dobule-clck the WriteProtect key, and change the value data in DWORD value from "0" to tát "1".

After this, you can reconnect your USB flash drive or pen drive to tát your PC again, and you should find the write protection is removed and the device is no longer write-protected.

#6. Change Read-Only or Write-Protected Files/Folders on USB/Pen Drive to tát Normal

Sometimes, your drive may also get locked or write-protected if you mix it as read-only. And you can simply change the read-only state to tát remove the device write protection. 

Note that this method can also be applied to tát remove the read-only state on your files to tát normal.

Step 1. Connect your USB or pen drive to tát PC.

Step 2. Open Windows File Explorer, locate and right-click on the files or thư mục which is write-protected in your USB drive, and select "Property".

Step 3. Go to tát the General tab, uncheck "Read Only", click "Apply" and "OK" to tát finish.

Remove read only or write protected tệp tin from USB or pen drive

After removing write protection on your USB or pen drive, you can directly access the device with ease. However, if the USB or pen drive still contains some logical or internal error, you may need to tát format the device to tát be recognizable again.

Part 2. How to tát Format Write Protected USB Pen Drive after Removing Protection

Usually, Disk Management or Windows File Explorer can format a device that is in a normal state. But if the storage device is in a special state, such as displaying as I/O device error, Windows was unable to tát complete the format, USB cannot be formatted, etc., you will need a professional all-in-one formatting tool.

EaseUS Partition Master is capable of formatting your USB or pen drive, etc., from any of the above logical errors. Besides a USB flash drive, the program also allows you to format a write-protected SD thẻ after removing the write protection error.

Here is the detailed guide:

Step 1. Launch EaseUS Partition Master, right-click the partition on your external hard drive/USB/SD thẻ which you want to tát format and choose the "Format" option.

Format External Hard Drive/USB/SD Card - 1

Step 2. Assign a new partition label, tệp tin system (NTFS/FAT32/EXT2/EXT3/EXT4/exFAT), and cluster size to tát the selected partition, then click "OK".

Format External Hard Drive/USB/SD Card - 2

Step 3. In the Warning window, click "Yes" to tát continue.

Format External Hard Drive/USB/SD Card - 3

Step 4. Click the "Execute 1 Task(s)" button in the top-left corner to tát review the changes, then click "Apply" to tát start formatting your external hard drive/USB/SD thẻ.

Format External Hard Drive/USB/SD Card - 4

Aside USB drive, you can also apply EaseUS Partition Master to tát format other types of write-protected devices. Refer to tát the links here and find your respective solutions:

When the formatting process finishes, you've finished the process of formatting a write-protected USB/pen drive on your own. And now, your device is in a good state for you to tát save and store data again. 

FAQs about USB, Pen Drive, SD Write Protection

This page answers the questions of "How bởi I remove write protection on a USB drive" and "How can I format a write-protected pen drive". With the provided solutions in Part 1 and Part 2, you can easily resolve "The disk is write-protected" error and successfully format your USB flash drive, pen drive, SD thẻ, external hard drive, and even internal hard drive after removing the write protection.

However, some of you may have more concerns that are related to tát the write protection issue. Here, we have found some top FAQs asked in Google searching result and left a brief answer below each question. If you have the same doubts, kiểm tra and find your answers here immediately.

1. How bởi I format write-protected USB in Windows 10?

As introduced on this page, to tát format a write-protected USB in Windows 10, you need first remove the write protection by following methods in Part 1.

Then you can apply EaseUS Partition Master or Windows built-in formatting tool - Disk Management, Windows File Explorer, CMD to tát format the USB in Windows 10.

2. What is the best write-protected USB format tool?

As you tìm kiếm online, you may find that there is no one professional write-protected USB format tool available for không lấy phí tải về. The reason is that write protection error is complex and most formatting tips don't even work.

So the best solution to tát this issue is that you should first remove the USB write protection and then apply the best USB format tool for help.

3. How to tát format read-only USB?

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When a USB displays as read-only on your computer, you cannot directly format the device either. You should first remove or fix the "Read Only" error on USB. Then apply Windows Disk Management, File Explorer or EaseUS formatting software - EaseUS Partition Master to tát format your USB to tát FAT32 (usable) again.

4. Can you recover data after formatting a write-protected SD card?

When you removed the write protection and formatted your SD thẻ, it's safe for you to tát save the data on the thẻ again. As for the lost data, you can recover data from SD card with powerful data recovery software. If you need a reliable one, EaseUS Data Recovery Wizard is available to tát help.