Fix the Unmountable Boot Volume error on Windows 10
Unmountable Boot Volume error occurs because some installation software conflicts with the operating system or because the computer suddenly shuts down, etc. In the article below, Network Administrator will show you some ways to fix this error.
1. The cause of Unmountable Boot Volume error
The cause of Unmountable Boot Volume error may be due to errors on hard drive files, file system errors, RAM errors, hard drive errors on old computers, or sudden computer shutdown errors, etc.
2. Fix the Unmountable Boot Volume error
To fix the Unmountable Boot Volume error, first make sure you have a USB Bootable drive used to access the computer.
In case if you don't have a USB Bootable drive, you can create a new USB Bootable drive using a 4 GB USB drive, then download the Windows 10 Media Creation Tool from the Microsoft home page.
2.1. Fix Unmountable Boot Volume error by using Automatic Repair
The easiest way to fix Unmountable Boot Volume error is to use the Automatic Repair Option option available on Windows 10.
1. First turn off your Windows 10 computer by pressing and holding the Power button.
2. Plug in the USB drive that contains the Windows Media Creation tool that you downloaded into the USB port on your computer and then proceed to open the computer.
3. After the computer starts to boot, press the function key to access the BIOS screen.
Note:
Depending on the model, there will be a function key to access the separate BIOS screen. Usually you can use function keys F8, F9, F12, Escape and Delete keys.
4. On the next window, select Boot from USB Option .
5. Next select the USB drive you want to boot from (the USB drive contains Media Creation Tool).
6. Now your computer will boot from the USB drive and you will see a screen like the one below:
7. Next, click on the Repair your computer option in the bottom left corner of the screen.
8. On the next window click on Troubleshoot .
9. On the Troubleshoot window, find and click Advanced options .
10. On the Advanced Options window, select Automatic Repair (or Startup Repair) and click Next.
11. On the next window click to select Windows 10 or the operating system you currently install on the computer.
12. Finally wait for the file repair utility. The process may take a long time.
2.2. Use Chkdsk to fix errors
The cause of the Unmountable Boot Volume error may be due to an error on the hard drive . To fix this error, you can run the Chkdsk command on the Command Prompt window.
1. Turn off your computer by pressing the Power button .
2. Plug in the USB drive that contains the Windows Media Creation tool that you downloaded into the USB port on your computer and then proceed to open the computer.
3. After the computer starts to boot, press the function key to access the BIOS screen.
Note :
Depending on the model, there will be a function key to access the separate BIOS screen. Usually you can use function keys F8, F9, F12, Escape and Delete keys.
4. On the next window, select Boot from USB Option .
5. Next select the USB drive you want to boot from (the USB drive contains Media Creation Tool).
6. Now your computer will boot from the USB drive and you will see a screen like the one below:
7. Select the Repair your computer option in the bottom left corner of the screen.
8. Next click on the Troubleshoot option.
9. On the Troubleshoot window, click Advanced options .
10. Next, click Command Prompt .
11. On the Command Prompt window, enter chkdsk / rc: then press Enter.
Note:
In the above command replace C: with the name of the USB Bootable drive on your computer.
12. Wait until Chkdsk checks for errors on the C: drive on your computer. The process will take a long time.
13. After Chkdsk finishes the process, restart your computer and check if the error is still there.
2.3. Fix Mastr Boot Record
1. Turn off your computer by pressing the Power button.
2. Plug in the USB drive that contains the Windows Media Creation tool that you downloaded into the USB port on your computer and then proceed to open the computer.
3. After the computer starts to boot, press the function key to access the BIOS screen.
4. On the next window, select Boot from USB Option .
5. Next select the USB drive you want to boot from (the USB drive contains Media Creation Tool).
6. Now your computer will boot from the USB drive and you will see a screen like the one below:
7. On the next window, click the Troubleshoot option.
8. On the Troubleshoot window, click Advanced options .
9. Next click Command Prompt .
10. On the Command Prompt window, enter bootrec / fixboot into it and press Enter.
11. Wait for the process to finish and restart your computer, check if the error is still there.
2.4. Different ways
Applying this method may be due to 'sewing' and correcting the error.
1. Turn off your computer and leave it on for 1 to 2 hours until the device runs out .
2. Next, reopen your computer and on the screen you will see the error message Unmountable Boot Error .
3. Now your computer will automatically fix the error and display the white screen .
4. Just leave your computer for 3-4 hours and check the error again.
2.5. Reinstall Windows 10
1. Press the Power button to turn off your Windows 10 computer.
2. Plug in the USB drive that contains the Windows Media Creation tool that you downloaded into the USB port on your computer and then proceed to open the computer.
3. After the computer starts to boot, press the function key to access the BIOS screen.
4. On the next window, select Boot from USB Option .
5. Next select the USB drive you want to boot from (the USB drive contains Media Creation Tool).
6. Now your computer will boot from the USB drive and you will see a screen like the one below:
7. Click Install Now and follow the on-screen instructions to reinstall Windows 1o on your computer.
Refer to some of the following articles:
- To remove web ads - Social 2 Search Ads, read this article
- 17 clear signs that your computer has been attacked by a virus
- Use the CMD command to remove viruses on Windows computers
Good luck!
You should read it
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- Steps to fix volume automatically increase/decrease in Windows 10
- How to fix Windows 10 not booting error
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- Use volume HD Recovery to reinstall or troubleshoot OS X
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