Windows Remote Desktop Connection Manager Replacement
Remote Desktop Connection Manager has now been retired (and also has a security bug) and now microsoft recommends the following replacement application:
Security flaw:
https://www.zdnet.com/article/microsoft-discontinues-rdcman-app-following-security-bug/
Passwords are not strongly encrypted also:
http://woshub.com/using-rdcman-remote-desktop-connection-manager/