with windows 10 it seems like not only remote connections must be enabled. Network Settings must be updated to be a private network. Due to the Upgrade from windows 8.1 network connections were resetted to public.
If link to change option is not clickable, try to create a homegroup, cause a private network is needed for this. So you’re asked to change to private and can set it up.
Now you’re able to do remote Connections over rdp