How To fix windows 10 UNMOUNTABLE_BOOT_VOLUME (STOP 0x000000ED)Blue Screen Error
Recently upgrade my laptop to windows 10 version 1809, Everything was good until yesterday when I started my computer and got the bsod error unmountable boot volume stop oxooooooed. I tried most of the possible fixes I’ve seen on the Internet about this issue with no solutions found. Has anyone found a way to fix this issue that doesn’t involve wiping your drives and reinstalling windows?
What Is the Unmountable Boot Volume Error?
The “boot volume” is the system partition of your hard drive that holds Windows operating system. But If due to any reason when your computer can’t load Windows properly from the system partition this will result startup failure with a blue screen of death error “UNMOUNTABLE_BOOT_VOLUME” stop oxooooooed.
Unmountable Boot Volume error usually occurs due to a damaged file system or corrupted Windows files. Again Window update bug, disk drive failure, Security software or Faulty hardware device or incompatible Device driver also Cause this windows 10 BSOD error. Whatever the reason, here some solutions you may apply to fix this Blue Screen error.
Use Windows Automatic Repair
First of all boot windows from an installation media, (If you don’t have here check how to create a windows 10 bootable USB / DVD). Let Windows start from your USB/DVD until it loads up, and click the Next button. You’ll see the Install now screen. But you’re not interested in reinstalling Windows; click Repair your computer in the bottom-left instead.
On the following screen, select Troubleshoot to get a list of Advanced Options. Choose Startup Repair and choose the target OS, Windows 10 (or your version). The repair will be started immediately. Please wait patiently for the process to be finished. Once it’s done, exit the installer and try to boot your computer normally.
Repair the Master Boot Record
The Master Boot Record (MBR) contains information about where and how your operating system is located your hard drive and helps it load properly when you turn your computer on. If this becomes corrupted, it can lead to an unmountable boot volume error. So if The startup repair failed to fix the problme and still windows frequently restart with UNMOUNTABLE_BOOT_VOLUME BSOD error. Lets repair MBR and BCD (Boot Configuration Data) which may very helpful to deal issue like this.
Then Again access advanced options from your Windows 10 install media and select Repair your computer > Troubleshoot. This time, on the Advanced Options screen, choose Command Prompt. and perform command below to repair MBR, Rebuild BCD and fix Boot manager problems
bootrec /fixmbr
bootrec /fixboot
bootrec /rebuildbcd
bootrec /scanos
After complete these commands type exit to leave the Command Prompt, Then reboot your system and check this time windows started normally without any BSOD errors.
Run the Ckhdsk Command
If an automatic repair and MBR repair didn’t solve your problem, then boot into safe mode from advanced options and run Chkdsk command to check and fix disk drive errors. When windows start on safe mode search for cmd, right click on command prompt and select run as administrator. Then type command chkdsk C: /f /r
Note: Here C: is your System drive letter. The /r flag locates any bad sectors on your disk and fixes those errors and /f Fixes errors on the disk.
Chkdsk may ask you to run next time the system restarts. If it does, enter Y for yes and reboot to start it. This will start the scanning and repairing process for drive C: wait until 100% complete the scanning process after that continue Reading…..
