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Fix Windows Backup Error - The Mounted Backup Volume Is Inaccessible

Posted on Apr 19, 2018 by Tracy King to Todo Backup Resource

Summary:
If your computer warns that it came across a Windows backup error that ‘the mounted backup volume is inaccessible’ and you can’t continue with the backup process, relax! Reliable methods are available here to help you fix the Windows backup error, and you can follow to remove this error and create full backup your Windows data with ease now.

Did you ever meet an error message which tells that ‘the mounted backup volume is inaccessible’ when you tried to create a Windows backup on your computer? This page will provide you with three reliable methods to effortlessly remove and fix the Windows backup error when the mounted backup volume becomes inaccessible. If you are facing such a problem on your PC, follow any one of the provided methods below to fix this issue right now.

Method 1. Fix Windows backup error with Windows backup alternative tool - EaseUS Todo Backup

When Windows system fails to create a system image or backup files with the built-in tool in your computer with an error message ‘The mounted volume is inaccessible’, professional Windows backup alternative tool - EaseUS Todo Backup can effectively help out of this issue with simple Windows system backup, file backup guidelines shown as below:

It’s fully compatible with your Windows system like Windows 10, Windows 8, Windows 8.1 or Windows 7, etc. And you can simply download and install it on your PC to resolve the Windows backup error - the mounted volume inaccessible error with ease now.

Step 1. Launch EaseUS Todo Backup and click File Backup or System Backup mode to backup your computer.
Click and choose the files or Windows system that you want to backup.

Fix Windows backup error with Windows backup and recovery software.\

Step 2. Select the Destination where you want to save Windows system backup image.

Step 3. Click Proceed to start the backup process.
Just wait for the backup process to finish, and you should be able to get a complete backup of your Windows system and files. No Windows backup failure error would occur.

Method 2. Change backup location and check/repair disk error with chkdsk

1. Change backup location.
When Windows computer fails to create backups to your target storage device with Windows backup assistant tool - Backup and Recovery or File History, you can just reset and change the backup location on your PC to save Windows backup image.

2. Check and repair disk error which has ‘volume inaccessible’ error with CHKDSK command:

  • Right-click on Windows icon and select Run.
  • Type: cmd in the search bar and right-click on Command Prompt, select Run as Administrator.
  • Log in as Administrator and type: chkdsk D: /f /r /x and hit Enter.

Wait for the process to complete and the found system file errors will be automatically repaired on your system disk which as ‘mounted volume not accessible’ error.

Method 3. Update and reinstall Windows backup assistant or file history

No matter you are using backup assistant in Windows 10 Anniversary Cumulative or File History in Windows 10 Creators, you can reinstall the latest Windows 10 system update on your PC to update the backup assistant or File History to resolve ‘The mounted volume is inaccessible’ error on your PC.