The Unmountable Kick Volume Windows stop code error is a pain. Since it usually keeps you from loading into Windows, you tin can't troubleshoot information technology like you would with nearly other errors.

However, it's possible to fix this mistake with the right methods. We'll show you how to fix the "unmountable kicking volume" error and become back into your PC.

What Is the Unmountable Boot Volume Error?

The "boot volume" is the segmentation of your hard drive that holds Windows. This error occurs when your estimator can't load Windows properly, resulting in a blue screen of death.

A "stop code" is the specific error message that identifies the problem Windows ran into—in this case, it'southward the unmountable kicking volume stop code.

Modern Windows Blue Screen

This unremarkably occurs due to a damaged file system or corrupted Windows files. Ofttimes, yous'll run across information technology after applying a major Windows update. While this error can besides stem from an improperly configured BIOS, that'due south rarely the instance, unless you lot've modified the BIOS on your own.

Thankfully, this error doesn't e'er mean that your hard bulldoze is dying. Though that may be the instance, nosotros'll walk through other troubleshooting steps for an unmount boot volume first.

Stride 1: Reboot and Check for the Mistake Over again

Like most blue screen letters, the unmountable boot volume error isn't e'er something to worry almost if you but meet information technology one time. Sometimes Windows runs into a temporary hiccup that yous never have an issue with again.

If you lot run across the unmountable boot volume fault blue screen while working, restart your PC and try to kick Windows up again. You lot should be clear if the mistake doesn't return for some time.

Usually, though, you'll run into the unmountable boot volume error each fourth dimension you effort to boot into your PC, and it won't allow you lot load Windows at all. In that case, continue with more in-depth troubleshooting.

Step 2: Create a Windows x Install Disk

Since yous can't kick Windows normally to solve this upshot, y'all'll need to create a Windows installer on a USB drive or DVD using another machine. This will let you lot admission the troubleshooting tools Windows offers past booting from a different device.

Thankfully, the Windows 10 Media Creation Tool makes information technology easy to create Windows 10 installation media. Once you've created your installable disk, plug it your PC and boot from the USB or DVD. You'll probably need to alter the kick guild on your PC to do this. The exact method to do and then depends on your reckoner.

Step 3: Utilise Windows' Automatic Repair

Let Windows start from your USB drive until it loads upwardly, then click the Next button. You'll see the Install now screen. Only y'all don't want to reinstall Windows; instead, click Repair your computer in the bottom-left.

windows repair your computer

On the following screen, select Troubleshoot and you'll open a page of Advanced Options. Choose Startup Repair and choose the target OS: Windows 10 (or your current version).

From hither, Windows will run an automatic repair that will hopefully take care of your outcome. Once it's washed, exit the installer and try to kick your computer commonly.

If Windows still shows an unmountable kicking volume mistake later on this, continue onto the next step.

Stride iv: Repair the Principal Kicking Tape

The Master Boot Tape (MBR) contains information well-nigh where Windows is located on your hard bulldoze and helps it load properly when you plow your computer on. If this becomes corrupted, it can atomic number 82 to an unmountable boot volume message.

To repair the MBR, kicking again from your Windows 10 install media and select Repair your computer > Troubleshoot. This time, on the Advanced Options screen, choose Command Prompt.

Advanced startup repair Windows 10

At the Command Prompt, type the following command to run an MBR repair:

          bootrec /fixmbr        

Look until it completes, then run the following commands one at a time to attempt additional repairs:

          bootrec /fixboot
bootrec /rebuildbcd

Type exit to leave the Command Prompt once these finish running. Then reboot again and see if the boot volume mistake continues to popular upward. If information technology does, you might want to run advanced MBR troubleshooting.

Step 5: Run the Chkdsk Control

If the automatic repair and MBR repair didn't solve your problem, yous should next try Chkdsk. This important Command Prompt tool lets y'all cheque the hard drive for errors, which may cause the unmountable boot volume message.

Follow the higher up steps over again to open up a Command Prompt from the recovery carte, then enter the following command:

          chkdsk /r c:        

The /r flag locates any bad sectors on your disk and fixes those errors. If y'all don't include this, Chkdsk will but report errors it finds. You need to include c: then the operation scans your Windows partition (the nearly common location for it). Replace c: with d: or another letter if you've moved yours somewhere else.

Chkdsk may tell you that the book is already in use, and inquire you to run it adjacent time the system restarts. If information technology does, enter Y for yep and reboot to get-go the process.

CHKDSK command in Command Prompt

This can accept some time, so you may have to wait a bit. Once it's done, reboot once again and see if the kick volume issue has cleared up.

Footstep 6: Attempt an SFC Browse

For the final Command Prompt solution, you can attempt another important utility. SFC, or Organisation File Checker, looks for corrupted Windows system files and attempts to fix them. If cypher to a higher place has fixed your issue, this is worth a endeavor.

Open a Command Prompt on your recovery drive once again, and then enter the post-obit command:

          sfc /scannow        

Wait until the process completes. It volition tell you if it fixed anything. Like the other commands, after it completes you should reboot and try to load into Windows again.

Notwithstanding Have an Unmountable Boot Book? Examination Hardware and Reinstall

If you lot've completed these troubleshooting steps and proceed to see an unmountable boot volume error every time you boot, your trouble is deeper. At that place are two further solutions to try.

Starting time, you may have a hardware issue. Your hard disk drive or solid-country bulldoze could be corrupted, dying, or suffering from a faulty connection. If y'all're confident, open your computer (which is easier on a desktop than a laptop) and check to make sure the drive's cables are all securely connected. Sometimes faulty RAM tin likewise crusade this trouble, so make sure the RAM is properly seated.

If you lot check the connections and everything looks OK, you should run some Windows diagnostic tests to determine if a component is dying. Replacing information technology should prepare your outcome, but you'll demand to talk to an experienced computer technician if you can't swap the components out yourself.

CrystalDiskInfo home screen

After ruling out hardware, your Windows installation may be corrupted in a way that the above utilities tin can't repair. In that case, your only pick is to reinstall Windows and hopefully set up the problem by starting fresh. This is a pain and takes time, just isn't every bit tedious if you have a fill-in.

Hopefully, you backed up your files before y'all ran into this result. If not, see how to recover data from a computer that won't kick. You may be able to retrieve your files, even if Windows doesn't load.

Resolve the Unmountable Boot Volume Mistake Today

We've looked at several steps for fixing an unmountable boot book end code error in Windows x. Since this is ordinarily caused by file corruption, running the in a higher place scans from a Windows recovery disk should fix it most of the time. Merely in the worst cases, you'll need to diagnose your hardware or even reinstall Windows.

This isn't the only type of kicking error y'all'll experience in Windows. Y'all may likewise encounter "Inaccessible Boot Device," which is a different problem.

How to Set the Inaccessible Boot Device Error in Windows 10

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