

You may try disabling and re-enabling Remote Desktop in System Properties - Remote tab and check again if the service is listening on port 3389 using netstat -ano.

In services.msc, please verify that the Remote Desktop Services service is Running. It should have prompted you about this at some point in time. Unless you add your homeserver domain to the Trusted Sites list on your Win 7 PC, it won't allow you to do a Remote Connection (using the Remote Desktop Connection software).
REMOVE AND REINSTALL REMOTE DESKTOP CONNECTION WINDOWS 7
In Windows 7 and 10 we have few different methods through which we can add the standard users for the RDP. But this option is off by default, you need to enable it first. Using Remote Desktop Connection application allows you to connect and control your Windows computer from a remote device.
