This policy setting lets you configure one or more Home pages. for domain-joined devices. Your employees won't be able to change this after you set it.
If you enable this setting, you can configure one or more Home pages. If this setting is enabled, you must also include URLs to the pages, separating multiple pages by using angle brackets in this format:
If you disable or don't configure this setting, your default Home page is the webpage specified in App settings.
|Registry Hive||HKEY_LOCAL_MACHINE or HKEY_CURRENT_USER|
|Registry Path||Software\Policies\Microsoft\MicrosoftEdge\Internet Settings|