Telnet for Windows 7 and Windows Vista

Telnet (Telecommunication network) is an ancient network protocol used on the Internet or local area networks to connect to remote host and provide a bidirectional interactive command-line interface communications facility. In Windows operating system, Telnet client application software is included to provide telnet capability. Telnet does include in all Windows system, but due to insecure connection security concern, Telnet no longer been enabled by default in Windows Vista and Windows 7, and future Windows operating system.

In order to enable and install Telnet in Windows 7, the steps are easy, and similar to procedures to turn on and enable Telnet in Windows Vista:

  • Open Control Panel.
  • Go to Programs or Programs and Features.
  • Click Turn Windows features on or off.
  • In the “Windows Features” diallog box, select (tick) the Telnet Client check box.
  • Click OK.
  • After installation is done, Telnet can be used and called immediately.
If you encounter “An error has occurred. Not all of the features were successfully changed” error message when enabling Telnet in Windows 7, the best workaround is to use third party Telnet client, such as PuTTY.