The first step in the process is to configure and publish your enterprise sites list with a list of websites you want to display in IE mode.

Admins need to be an Microsoft Edge Administrator or a Global Administrator on the tenant to access the Microsoft Edge site lists experience.Admins must have Microsoft Edge version 93 or greater installed and the latest version of the policy files.Customers must have an Azure AD tenant.The following prerequisites apply to this feature. We have always been able to manage IE mode using an Enterprise Sites List but recently Microsoft have created a way to cloud natively manage this using a new feature called Cloud Site List Management for IE mode. With Internet Explorer now out of support and it’s imminent removal from Windows, its time for organisations to move any remaining legacy workflows and applications from Internet Explorer over to IE Mode within Microsoft Edge. Confirm policy has applied in Microsoft Edge.Configure a cloud enterprise sites list.How to configure Microsoft Edge IE Mode with a Cloud Sites List using Intune

Ms edge enterprise