In order to help speed migration to the new Microsoft Edge, it offers an Internet Explorer Mode feature when running on Windows. What if my company has sites that only work in Internet Explorer?
These builds install side-by-side ( replacing no browser) and can be installed from. Note: If you’re a Web Developer, you should also be testing in the Edge Beta or Edge Dev builds because these will allow you to see the changes coming to Edge before your users do. If you didn’t have this registry key set and your legacy Edge entry points have disappeared when you installed the new Edge, you can use the Add or Remove Programs applet in the system control panel to uninstall the new Edge, then set the registry key, then reinstall the new Edge. Thereafter, you can use both versions of Edge on the same PC. When the AllowSxS key is set to 1, the new Edge installer will keep the old entry point, renaming it to “Microsoft Edge Legacy”: Simply import this registry script before the new Edge is installed. If you’re a web developer and need to keep testing your sites and services in the legacy Microsoft Edge, you’ll need to set a registry key to prevent the Edge installer from removing the entry points to the old Edge. What if I still need to test in Edge Legacy? Update: Microsoft has announced that Edge Legacy will fall out of support on March 9th, 2021. When you install the Stable version of the new Microsoft Edge (either by downloading it or eventually by using WindowsUpdate), it will replace your existing Legacy Edge with the new version. If you’re using Legacy Microsoft Edge, you should upgrade to the new Microsoft Edge which is better in almost every way. If you’re using Internet Explorer 11, you should stop sometimes, this is easier said than done. Microsoft Edge Legacy (Spartan, v18 and below).Microsoft now maintains three different web browsers: