Quick fix for Unmountable Boot Volume error on Windows 10

Quick fix for Unmountable Boot Volume error on Windows 10

Unmountable Boot Volume error occurs due to some software installed conflict with the operating system or due to the computer shutting down suddenly, … In the article below, the network administrator will guide you on a number of ways to fix this error.

1. What is the Unmountable Boot Volume Error?

Boot volume is the hard drive partition containing Windows. This error occurs when the computer cannot load Windows properly resulting in a blue screen of death.

The stop code is the specific error message that identifies the problem Windows is experiencing – in this case, it’s the stop code Unmountable_Boot_Volume.

Unmountable Boot Volume error

The error usually occurs due to the file system or corrupt Windows files. Usually, you will see the error after applying a major Windows update. While this error can also arise from an incorrectly configured BIOS, that’s rarely the case unless you’ve modified the BIOS yourself.

Thankfully, this error doesn’t always mean the hard drive is about to fail.

2. The cause of the Unmountable Boot Volume error

The cause of the Unmountable Boot Volume error can be due to the file error on the hard drive , the file system error, the RAM error, the hard drive error on the old computer, or the computer error suddenly shut down, …

3. Quick fix of Unmountable Boot Volume error

To fix the Unmountable Boot Volume error, first make sure you have a USB Bootable drive you use to access the computer.

In case if you don’t have a bootable USB drive you can create a new bootable USB drive using a 4GB USB drive, then download Windows 10 Media Creation Tool from Microsoft homepage.

3.1. Fix the Unmountable Boot Volume by using Automatic Repair

The easiest way to fix the Unmountable Boot Volume error is to use the Automatic Repair Option available on Windows 10.

1. First turn off your Windows 10 computer by pressing and holding the Power button.

2. Insert the USB drive containing 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 the F8, F9, F12, Escape and Delete function 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 containing the Media Creation Tool).

6. At this point, your computer will boot from the USB drive and you will see a screen as shown below:

7. Next, click on the Repair your computer option in the bottom left corner of the screen.

8. On the next window, click Troubleshoot .

9. On the Troubleshoot window, find and click Advanced options .

10. On the Advanced Options window click Automatic Repair (or maybe Startup Repair) and then click Next.

11. On the next window click to select Windows 10 or the operating system that you currently have installed on your computer.

12. Finally wait for the utility to repair the files . This can take a long time.

3.2. Use Chkdsk to fix the error

The cause of the Unmountable Boot Volume error can be a problem 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. Insert the USB drive containing 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 the F8, F9, F12, Escape and Delete function 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 containing the Media Creation Tool).

6. At this point, your computer will boot from the USB drive and you will see a screen as shown 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 on Command Prompt .

11. On the Command Prompt window, type chkdsk / rc: and 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 C: drive on your computer. This will take a long time.

13. After Chkdsk completes the process, restart your computer and check if the error persists.

3.3. Repair Master Boot Record

1. Turn off your computer by pressing the Power button.

2. Insert the USB drive containing 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 containing the Media Creation Tool).

6. At this point, your computer will boot from the USB drive and you will see a screen as shown below:

7. On the next window, click the Troubleshoot option.

8. On the Troubleshoot window, click Advanced options .

9. Next, click on Command Prompt .

10. On the Command Prompt window, type bootrec / fixboot and press Enter.

11. Wait for the process to finish and restart your computer, check if the error persists or not.

3.4. Try an SFC scan

SFC or System File Checker searches for corrupt Windows system files and tries to fix them. If none of the above fixes your problem yet, then this tool is worth a try.

Re-open Command Prompt on your recovery drive and enter the following command:

sfc /scannow

Wait until the process is completed. The SFC will let you know if it fixed anything. Like other commands, once done, you should reboot and try to reload into Windows.

3.5. Different ways

Applying this way can be by “luck” to overcome the error.

1. Turn off your computer and let it take about 1 to 2 hours for it to cool down .

2. Next, reopen your computer and on the screen you will see the Unmountable Boot Error message .

3. At this point, your computer will correct the error and display a white screen .

4. Just leave your computer for 3-4 hours and check for errors.

3.6. Check the hardware

If you’ve done all of the above and continue to see the Unmountable Boot Volume error every time you boot, then your problem could be more serious.

You may experience hardware problem. The storage drive may be damaged or the connection is faulty. If you’re confident, open up your computer (it’s easier on a desktop than a laptop) and check to make sure the hard drive cable is securely connected. Sometimes faulty RAM can cause this issue as well, so make sure the RAM is in place.

If you have checked the connections and found everything is fine, you should run some diagnostic tests to determine if there are any broken components. Replacing it will fix your problem, but you will need to talk to an experienced computer technician if you can’t replace the parts yourself.

3.7. Reinstall Windows 10

1. Press the Power button to turn off your Windows 10 computer.

2. Insert the USB drive containing 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 containing the Media Creation Tool).

6. At this point, your computer will boot from the USB drive and you will see a screen as shown below:

7. Click Install Now and follow the on-screen instructions to reinstall Windows 1o on your computer.

Refer to some more articles below:

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  • 17 clear signs that your computer has been attacked by a virus
  • Use cmd command to remove virus on Windows computer

Good luck!