Telnet is very useful application through which you can easily troubleshoot some issues with your network connectivity. Unfortunately, on Windows Vista and Windows 7 is not enabled by default. But you can easily enable it by following these steps:

  1. Visit your Windows Control Panel, select ‘Classic View’ and click on ‘Programs and Features’;
  2. Click on ‘Turn Windows features on or off’;
  3. Locate the Telnet client from the list and check its box;

Then your personal computer may require restart of your system. Then you will be able to use telnet via your command prompt.