An internal command is available in Windows and usually works from Windows Terminal or Command Prompt. External commands, on the other hand, are not dependent on system variables or the OS.

However, we have encountered an issue where our Windows computer does not recognize Telnet as an internal or external command. In this post, we will see what you can do to resolve this issue.

This command will show the installed version of Node.js if the PATH is set correctly. How to Fix the 'npm' is not recognized as an internal or external command Error ...