Microsoft Edge is scheduled to replace Microsoft Edge Legacy with the April 13, 2021, Update Tuesday. In addition, support ends on March 9, 2021. For more information, see New Microsoft Edge to replace Microsoft Edge Legacy with April's Windows 10 Update Tuesday release (https://techcommunity.microsoft.com/t5/microsoft-365-blog/new-microsoft-edge-to-replace-microsoft-edge-legacy-with-april-s/ba-p/2114224).