ERROR_VOLUME_MOUNTED: 7 Ways to Fix the BSoD Error
First, end unwanted processes from the Task Manager
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The ERROR_VOLUME_MOUNTED with error code 743 (0x2E7) and error message A new volume has been mounted by a file system, appears when a new volume is mounted by a file system, which may cause issues with the current operation. You might see this error when mounting new drives or partitions or working with a virtual disk.
How can I get rid of ERROR_VOLUME_MOUNTED?
1. End the unwanted processes
- Press Ctrl + Shift + Esc to open the Task Manager window.
- Go to the Processes tab and check if any process related to disk operations is running.
- If found any, select it and click End task.
2. Check the mounted volumes
- Press Windows + R to open the Run window.
- Type diskmgmt.msc and click OK to open the Disk Management app.
- Look for new volumes or partitions that are not recognized or automatically mounted.
- If there is any volume that should not mounted, right-click it and select Disconnect or Change Drive Letter and Paths to adjust it.
3. Dismount the volume
- Press the Windows key, type cmd in the search box, and click Run as administrator from the list of options to launch Command Prompt with elevated rights.
- To dismount the volume, type the following command after replacing <drive letter> with the drive letter and hit Enter:
mountvol <drive letter>: /p
- This will remove the volume and check if the error persists.
4. Update/reinstall the device drivers
- Press Windows + R to open the Run console.
- Type devmgmt.msc and click OK to launch the Device Manager app.
- Expand each system component’s category one by one and look for a driver with a yellow triangle and an exclamation mark.
- Once you have located the problematic driver, right-click it and select Update driver from the context menu.
- Select Search automatically for drivers.
Windows will try to find the best version for your driver. However, if it cannot, you can head to the device’s manufacturer’s website and download & install the latest version. Alternatively, you can get a reliable third-party driver updater tool, as these tools ensure all the device drivers on your device are up to date.
If updating the drivers didn’t help, try reinstalling the driver using the following steps:
- Relaunch the Device Manager app, locate the recently installed driver, right-click it, and select Uninstall device from the context menu.
- Click Uninstall again if prompted.
Now check if the ERROR_VOLUME_MOUNTED appears. If yes, restart your computer to reinstall the driver and use other methods.
5. Check for disk errors
- Press the Windows key, type cmd in the search box, and click Run as administrator from the list of options to launch Command Prompt with elevated rights.
- To check and fix errors on your drives, type the following command to run the chkdsk utility on the desired drive. Don’t forget to replace C: with the affected drive letter and hit Enter:
chkdsk C: /f
- If the drive you want to scan is in use, you will get a prompt to schedule a scan after the restart; type Y and press Enter.
- Now, save all your work and restart your computer to initiate the scan.
6. Uninstall the third-party disk management app
- Press Windows + I to open the Settings app.
- Select Apps from the left pane.
- Click Installed apps.
- Select the affected app, click the three-dot icon, and click Uninstall.
- Click Uninstall again.
7. Restore your PC to an older version
- Press Windows + R to open the Run console.
- Type sysdm.cpl and click OK to open the System Properties box.
- On the System Properties window, navigate to the System Protection tab and click the System Restore button.
- Select Choose a different resort point on the System Restore wizard and click Next to proceed.
- From the list of available restore points on your computer, choose the one created before the ERROR_VOLUME_MOUNTED and click Next.
- Click Finish.
Windows will restart and restore your system settings to the chosen version. If Windows fails to restore, and you get System Restore did not Complete Successfully message after restart, the reason could be corrupted system files or conflicting drivers; check out this guide to learn more.
In conclusion, to fix ERROR_VOLUME_MOUNTED, you can try to end the unwanted processes, check the mounted volumes, dismount the volume, update/reinstall the device drivers, run the CHKDSK scan, uninstall the third-party disk management app or restore your PC to an older version.
If you have any questions or suggestions about the BSoD error, feel free to mention them in the comments section below.
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