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What to do if the Internet Explorer mode of Microsoft Edge is not available.

Support for Internet Explorer ends on June 15, 2022.
Therefore, there will be more opportunities to use Microsoft Edge's Internet Explorer mode.

This page will explain in detail, with images, what to do when you open a page in Microsoft Edge's Internet Explorer mode and see "Internet Explorer is not found, you need to reinstall or re-enable Internet Explorer." with images and detailed explanations of what to do if you receive the message Internet Explorer is not found.

This site is run by Japanese.
All the procedures explained on this site are compatible with Japanese Windows OS.
My translation and operational mistakes may have an unexpected negative effect on your computer.
Please use the site at your own risk.

I try to explain and translate as carefully as possible, but if there are any mistakes in my explanation or translation, please let me know in the comments.

Internet Explorer is not found, you need to reinstall or re-enable Internet Explorer.

I recommend that you complete the Windows update and bring it up to date before implementing the procedures described here.

How to add Internet Explorer mode to Windows.

When you open a page in Microsoft Edge's Internet Explorer mode and see "Internet Explorer not found, you need to reinstall or re-enable Internet Explorer." then you need to add Internet Explorer mode to your Windows features.

How to add Internet Explorer mode to Windows.

Click on the "Windows button" on the taskbar (or press the Start button on the keyboard).

After clicking on the "Windows button," the menu will expand upward.

Click on the gear icon "Settings" in that expanded menu.

How to add Internet Explorer mode to Windows.

Once you click on that "Settings," a window labeled "System" will open.

Click on "Applications" in the menu on the left.

How to add Internet Explorer mode to Windows.

Once you click on that "Apps" link, you will be taken to a page labeled "Apps".

Click on "Optional Features" in that section.

How to add Internet Explorer mode to Windows.

Once you click on that "Optional Features", you will be taken to a page labeled "Apps > Optional Features".

In that page, click on "Show Features" which appears to the right of "Add Optional Feature".

How to add Internet Explorer mode to Windows.

After clicking on that "Show Features", you will see a list of features that can be added as optional features.

Find "Internet Explorer Mode" in that list and check it.

After checking the box, click "Next".

How to add Internet Explorer mode to Windows.

After clicking "Next" earlier, you will be taken to a screen where you can click the "Install" button.

Click "Install.

How to add Internet Explorer mode to Windows.

After clicking "Install" earlier, the computer will return to the "Apps > Optional Features" screen and the installation will begin.

This installation takes only a minute or two.

How to add Internet Explorer mode to Windows.

When the installation is finished, a message will appear asking you to restart your computer.
Please restart Windows.

It will take about 2-3 minutes to reboot Windows for additional functionality.

How to add Internet Explorer mode to Windows.

If you open the page in Microsoft Edge Internet Explorer mode after restarting, the page opens normally in IE mode.

How to add Internet Explorer mode to Windows from the command prompt.

To enable Internet Explorer mode from the command prompt, the command prompt must be started as administrator.

How to add Internet Explorer mode to Windows from the command prompt.

After launching the command prompt as administrator, type the following command and press enter.

dism /online /Enable-Feature /FeatureName:Internet-Explorer-Optional-amd64
How to add Internet Explorer mode to Windows from the command prompt.

If the command is entered correctly and the enter key is pressed, the message "Operation completed successfully." will be displayed.

Although not shown on the screen, you must restart Windows after adding Internet Explorer mode to Windows from the command prompt.

If you open the page in Microsoft Edge Internet Explorer mode after restarting, the page opens normally in IE mode.

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