To use Admin rdp, you need to configure the target system first. For this purpose, use the tools mentioned below.
a. Expand Local Users and Groups and right click on Administrators. Click Properties. Uncheck Allow login via Microsoft Terminal Services Client. Close the dialog box.
b. Double click cmd.exe to launch the console.
c. Login to the remote host. Use the remote IP address as the User ID, leave Password blank and press enter.