pythonw3.exe: which program is it?
pythonw3.exe is a program file of Python Install Manager. It is installed together with the program and is how it is started from the command line.
| App | Publisher | Latest version | Default install folder |
|---|---|---|---|
 Python Install Manager | Python Software Foundation | 26.4.240.0 | %ProgramFiles%\WindowsApps\PythonSoftwareFoundation.PythonManager_25.1.240.0_x64__3847v3x7pw1km |
Frequently asked questions
Is pythonw3.exe safe?
pythonw3.exe is a normal part of Python Install Manager when it sits in the program's install folder and carries the publisher's digital signature. A file with the same name in another folder can be something else: check its signature and hash.
Where is pythonw3.exe located?
By default the installer puts it in %ProgramFiles%\WindowsApps\PythonSoftwareFoundation.PythonManager_25.1.240.0_x64__3847v3x7pw1km. The folder can be changed during installation.
How do I remove pythonw3.exe?
Uninstall Python Install Manager through Settings → Apps or with winget; the uninstaller removes pythonw3.exe with it. Deleting the file alone leaves the rest of the program behind.