Under the “Internet Explorer compatibility” section, turn on the “Allow sites to be reloaded in Internet Explorer mode” toggle switch. Click the Restart button. Enable Experimental Edge flag ...

To use Internet Explorer Mode in Edge, launch Edge and click the “Ellipses” button in the top-right corner of the window. In the drop-down menu that appears, select “Settings.” ...

After that, toggle the Internet Explorer mode button option to turn it off. Once done, you cannot find the Internet Explorer mode button on the Edge toolbar anymore.

Need Internet Explorer for an old web app? IE is now officially gone, but you can still run legacy sites thanks to IE mode in Microsoft Edge.

Need Internet Explorer for an old web app? IE is now officially gone, but you can still run legacy sites thanks to IE mode in Microsoft Edge.

Enterprise Mode site list If a web page doesn't work in Edge, you can click the three dots on the toolbar to open the menu and choose Open in Internet Explorer.

Microsoft is helping developers use a third-party tool to automate testing of legacy apps in Internet Explorer mode within its Edge browser.