Step : 1 Go to my computer >> right click >> Properties 

Step : 2 click on advanced system settings

Step : 3 Select Tab >>  Remote  >> Allow remote connections to this system.

Step : 4 Click on "Select Users"

Step : 5 You find Actual username here (admin) is the username of this system

Step : 6 find the IP using  CMD >> Type  "ipconfig" 

Step : 7 Open RDP in another system : Type IP Address here

Step : 8 Enter username (as per same as step 5 shown). >> Connect >> Enter Password >> done.

Enjoy with your RDP connections. 

Thanks for reading.