1, set the local host
2, check the computer ip
3, installed on the phone RD Client
App Store download Microsoft Remote Desktop
PC name fill in the inquiry into the Ipv4 address.
4, there is nothing wrong, either direct connection to access your desktop
5, must be the same LAN (may be a public network, the public network but requires the IP ), the host may be employed + router + plates connected at a composition.