有些事如何做: Git commands not working on Visual Studio Code?

I am deploying a React app on Github and therefore I am using git commands on VS Code in-built terminal but this is the error showing up..

git : The term 'git' is not recognized as the name of a cmdlet, function, script file, or operable program. Check the spelling of the name, or if a path was included, verify that the path is correct and try again.