In this tutorial, learn how to fix the “Couldn’t Mount File” error when mounting ISO files in Windows 10.
One of the issues that many Windows 10 users may getting when mounting an ISO image file with built-in Windows 10 tools is an error that the ISO file could not be mounted:
Make sure the file is an NTFS volume and isn’t a compressed folder or volume.
In order to fix this issue, we give a list of possible methods. Of course, make sure that the ISO file isn’t corrupted or incomplete. Try below-mentioned suggestions and check if they help.
How To Fix Windows 10 Can’t Mount ISO File In Windows 10
Method 1. Using Batch file
This error happens for ISO files that are downloaded using the torrent clients, which can set the SPARSE attribute for the file. In this case, an ISO file is flagged and might not be accessed using Windows Explorer. In order to fix this, you’ll need to use the Batch file delete the flag from the ISO file. After that, you can open it without problems.
Step 1. Type “notepad” in the search box and click Run as administrator. This will open Notepad as Administrator.
Step 2. Copy and paste below lines into Notepad:
fsutil sparse queryflag %1
pause
fsutil sparse setflag %1 0
fsutil sparse queryflag %1
pause
Step 3. Click File > Save as.
Step 4. Change Save as type to All Files and type fix-couldnt-mount-file.bat as the File name.
Step 5. Then, drag your ISO file and place it over this newly-created batch file to open it.
Step 6. Restart your PC and then try to mount an ISO image file with Windows Explorer again.
Download the fix-couldnt-mount-file.bat file: fix-couldnt-mount-file
VIDEO TUTORIAL:
Method 2. Using PowerShell
The easiest method to fix a problem is to make a copy of your ISO file, the sparse attribute will reset automatically. To do that, follow these steps:
Step 1. Click Start menu and put “Powershell“. Then right-click on Windows PowerShell in the result and select Run as administrator.
Step 2. In the Powershell window, type the following commands and press Enter.
fsutil sparse setflag “C:\FilePath\FileName.iso” 0
Notes: C:\FilePath\FileName.iso with the path of your ISO file.
Step 3. Now you can close PowerShell and try mounting ISO file again.
Method 3. Open ISO file using Windows Explorer
Step 1. Go to your ISO image file.
Step 2. Right-click on it and click “Open with” in the contextual menu. Then select Windows Explorer.
Step 3. It should auto-mount on your drive and you should see the files ISO file contains.
Hope something helps you.
