There are now many official Microsoft remote desktop apps:
Remote Desktop Connection (mstsc.exe) built-in to all version of Windows. Manually edit the .rdp file with notepad for AzureAD accounts and username format .\AzureAD\email@address.here
Microsoft Remote Desktop newer version supporting AzureAD Windows user accounts, but NO multi-monitor support (3D looking raised/shaded icon)
Remote Desktop client for AVD, Windows 365, (2D looking “flat” icon)
