Telnet is a user command and an underlying TCP/IP protocol for accessing remote computers. Through Telnet , an administrator or another user can access someone else's computer remotely. Its very easy to telnet in your Computer.Using Telnet you can work on unix server available online,communication with microcontroller and many more.Here are some steps how to install telnet in your computer Step 1: Go to Start->type TurnWindowsFeatures On Step 2:Open it and wait for a while Step 3:Now choose telnet server and telnet client from the available option Step 4:Click on Ok and Restart your computer Now Telnet has been installed in your computer For doubts watch this video