The term 'python' 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. #3198

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python -m venv venv
python : The term 'python' 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.
At line:1 char:1

• python -m venv venv

•   + CategoryInfo          : ObjectNotFound: (python:String) [], CommandNotFoundException
    + FullyQualifiedErrorId : CommandNotFoundException
  

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This error is shown after installing and adding python to the path. It is simply there and does not let me work and set the environment. The extensions are added too.

Do you have any suggestions on how to fix it?
Thanks in advance,