Set the PATH variable on Windows
What PATH is and why "is not recognized as an internal or external command" happens, how to view and change PATH safely on Windows 10 and 11, user vs system variables, order, and the setx trap.
CodexBash, , 4 min read
"'python' is not recognized as an internal or external command." If you have installed a programming tool on Windows, you have probably seen that message. It almost always means one thing: the tool's folder is not on your PATH. This guide explains what PATH is, how to check it, and how to change it safely, without the mistakes that break other programs.
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