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While booting or restarting your Windows 10/8/7 machine, you may suddenly encounter following BSOD error message.

STOP: 0x000000ED (OxFFFFFA8004C5D910, oxFFFFFFFFC0000185, 0x0000000000000000, 0x0000000000000000)



If you are getting this BSOD Error then this article might help you a lot in order to overcome from this problem.

What is Stop Error OX000000ED – UNMOUNTABLE_BOOT_VOLUME?

The STOP ERROR OX000000ED – UNMOUNTABLE_BOOT_VOLUME commonly known as BSOD (Blue Screen of Death) Error and it appears when there is error in registry file, misconfigured driver, hardware problems, faulty ram, installing incompatible driver and software, after updating or upgrading windows etc. There is no such solid solution for this error and if you are getting this error first time, this is the time to keep backup of all your important data into another storage media.

How to Fix Stop Error OX000000ED – UNMOUNTABLE_BOOT_VOLUME?

In order to fix this error code, you need to try the following solutions.

Method 1: Fix using Advanced System Repair Tool

This is the most suitable and easiest way to fix any STOP Error or BSOD Error. This tool scans whole PC and search for all the bugs, errors, outdated drivers and softwares, registry errors, missing system files, corrupted or damaged dll files etc. Next, it provides the single button to fix all the trouble.

  • The most common reason behind this error is installing incompatible or outdated driver, missing system files, corrupted registry file or damaged pc by viruses. Advanced System Repair Tool is the only solution for all the system errors. By installing this tool you will be able to remove above windows error.
    3 Steps to Fix this Error

    Step 1. Download Advance System Repair Tool [File Size: 15.7 MB]
    Step 2. SCAN your Windows PC
    Step 3. Click Fix button to Repair Error

Method 2: Complete System Restore

This is the second best way to fix any STOP error and BSOD errors including Stop Error OX000000ED – UNMOUNTABLE_BOOT_VOLUME. If you are running Windows 10, then upon restart you will get advanced menu section.


Select Troubleshoot > Advanced Option > System Restore

Method 3: Run Startup Automatic Repair

In order to use this method, you need Windows 10/8/7 Installation Disk. As you know that some of important file is missing so you are getting this bsod error, the installation disk may repair corrupted windows system easily.

Step 1: Insert Windows 10 Bootable CD/DVD/USB and Restart your PC.
Step 2: Select Language and then click Repair your Computer link. It is Bottom Left corner of the screen.


Step 3: Next screen will be Choose an Option window. Select Troubleshoot > Advanced Option > Automatic Repair.


Step 4: Wait until process finished.
Step 5: Restart your PC and don’t forget to remove installation media while restarting your PC. You will not get any Stop Error OX000000ED – UNMOUNTABLE_BOOT_VOLUME after this solution.
Step 6: Don’t forget to Install and repair Windows using Advanced System Repair Tool to avoid further damage.

Method 4: Run Boot time System File Checker Tool and CHKDSK command

Step 1: Insert Windows 10/8/7 bootable disk to PC and restart system.
Step 2: Go to Troubleshoot > Advanced Option > Command Prompt
Step 3: Now paste the following command in the command prompt and hit enter.

sfc /scannow /offbootdir=c:\ /offwindir=c:\windows
chkdsk c: /r

Step 4: Exit the command prompt and Restart Windows. Most probably you will not get the BSOD error.


In this article, I tried to explain how to fix Stop Error OX000000ED – UNMOUNTABLE_BOOT_VOLUME in Windows 10/8/7. If you know other effective method to fix this error, please share your valuable knowledge in comment section below.

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4 Ways to Fix Stop Error OX000000ED – UNMOUNTABLE_BOOT_VOLUME in Windows 10/8/7

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