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Next, select "Scan for hardware changes" to refresh the drivers. Find and select your USB device, then right-click and choose "Uninstall". Navigate to "Control Panel" > "System" > "Device Manager" > "Disk drivers". To fix this you'll need to install a new driver. If your USB drive is showing as 'unallocated space' in the Disk Management utility, then it could be that the driver is out of date or corrupted.

Update Unallocated USB Driver and Create New PartitionĪpplies to: Fix USB drive shows as unallocated space.

The USB drive is not showing up in the Disk Management utilityĪfter identifying the specific state of the drive, you can now apply the corresponding solution below to fix the problem.Īfter retrieving all the files, you can now format the USB flash drive and assign a new file system to the device, which will make it usable again.

You should now see your USB drive in one of the following states: Right-click "This PC" and choose "Manage". With the USB flash drive connected to your PC, here's how to check its status with the Disk Management tool. This can examine the drive and give you further details of the solution required Check The Causes of USB Flash Drive Not Recognized To determine which fault has occurred and the current state of the drive, you'll need to use the Disk Management utility in Windows.

File system errors that can cause your USB drive to format as RAW.

The reasons causing this problem are varied, including: Like the user above, many people have encountered the issue "USB flash drive not recognized or detected" when connecting their USB device to a computer. Is there any way to fix it and restore the data, as I have all my schoolwork on it? Please help if you know any solutions." "My SanDisk USB flash drive is not recognized when I plug it into my laptop. Overview of USB Device Is Not Recognized Error