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Choose the most appropriate one according to your needs, and try it as instructions. You can use both the built-in tool and third-party tool to solve this problem. To help you get rid of the error message, we have listed 3 solutions below. It means that the storage device is considered to be blocked (or write-protected), and has to be authorized. When checking the System Event Log, you might see the error message: Failed to open device \\?\GLOBALROOT\Device\HarddiskVolume5.
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See the System Event Log for more information. Some users have reported that when they try to clear a USB flash drive with the command prompt and diskpart, they failed midway clean the disk due to the error message:ĭiskpart has encountered an error: Access is denied.
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