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Fix 'current read-only state yes' on USB flash disk/memory card

Posted on Jan 03, 2018 by Jean to Partition Master

Try the suggested 3 ways to fix diskpart attributes disk current read-only state yes problem on USB flash disk and memory card, such as SanDisk, Kingston, PNY, Toshiba, Samsung, Sony, etc.

How to clear current read-only state on a USB flash drive?

"Hi, I tried diskpart to remove write protection from SanDisk USB flash drive, it worked for the first time, but now it's showing 'Current Read-only State: Yes' and I can't format it or write on it. What should I do to restore it back to normal read and write state?"

current read-only state yes

The 'current read-only state yes' issue is commonly seen in removable storage devices of many big brands, such as SanDisk, Transcend, Kingston and so on. In order to change read-only to read-write without trouble, here we found 3 best ways for you, including check the physical switch, change the registry key and format write-protected USB flash drive.

How to fix 'current read-only state yes' on USB flash disk or SD card?

We suggest you try the following workarounds in sequence, which are given from easy to complex. 

Solution 1. Check the physical switch

No all the flash disks or thumb drives have the lock switch. So, first have a check. Take out your stick, if there is a physical lock switch on the side of it, slide the switch to the unlock area.

change usb lock switch

Solution 2. Open regedit and change registry key

Directly jump to the second solution when you found no switch at all on the flash disk. This way is somewhat harder, and needs to be done carefully.

  • Connect the USB flash drive to a Windows PC and make sure Windows has detected it normally.
  • Press Windows + R keys at the same time in order to open Run box. Type regedit and click OK.
  • Now, you've opened the Registry Editor. Find the path there: HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\StorageDevicePolicies
  • Click the write Protection icon, and set the Value data to 0. Click OK.

change the registry key and set value data to 0

Solution 3. Use the manufacturer's USB repair tool to restore read-only to normal

Most probably the regedit modification should fix the problem of your USB flash drive and memory card showing the current read-only state as yes. If failed, some experienced users advised that going to the producer's website and download a USB repair tool to reformat the drive would help.

For example, SanDisk USB repair tool, Apacer USB 3.0 repair tool, Lexar USB format tool and so on.

How to fix 'current read-only state yes' problem with EaseUS Partition Master?

Many reasons would cause your disk in a current read-only state, let's say corruption or virus. So, you can try to download EaseUS free partition manager to format a corrupted flash drive and memory card, in order to fix 'current read-only state yes' issue on SanDisk, Kingston and other brands.

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 Windows 10 is supported

Step 1. Right-click on the flash drive or memory card and select Format Partition.

select format partition feature

Step 2. A mini window pops out, on which you can edit the partition label and choose a file system such as FAT/FAT32, NTFS, EXT2/EXT3.

select file system

Step 3. Click "Apply" to confirm to format the corrupted flash drive or memory card.