Both Windows 8.1 and Windows 10 have the default option to Mount ISO files. This means that you can just right-click any ISO file and select

Sometimes a third-party application misses the default options, and the mount option seems missing in Windows 8.1. This article will help you repair the missing mount option in Windows 8.1, which had been messed up by a third-party application.
If you have not enabled the mount option in your system, if the mount option is missing in your Windows 8.1, you can follow the steps below to activate it in your system and get this option. There are at least two ways to address it. Essentially, they do the same thing but with different interfaces. Let’s see, one by one, how to fix the missing mount option.
How to fix the missing Mount option in Windows 8.1 using Control Panel?
Step 2. From the available results, click on the “Default Programs” app to open the Default Program window.

Step 3. Click on the link, “Set your default programs.”

Step 4. In the Set Default Programs window, scroll down from the application’s left lists and select Windows Disk Image Burner.

Step 5. From the right pane, click the “Choose default for this program” option.

Step 6. In the “Set Program Associations” window, check both the “.img” and “.iso” options.

Step 7. Once both .img and .iso are checked, click on the

Step 8. You may now close an open window.
How to fix the missing Mount option in Windows 8.1 using Windows Explorer?
Step 1. Right-click on any ISO file available on your computer or notebook and select

Step 2. From the ISO Properties window, click the

Step 3. Select

Step 4. Click on the

Once the above-mentioned steps are completed successfully, you can mount an ISO or IMG file easily and take advantage of this amazing feature of windows 8.1 because you don’t have to install any third-party software to use this feature.