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What’s AppInstallerPythonRedirector.exe? Is it safe or a virus?

AppInstallerPythonRedirector.exe is a component developed by Microsoft Corporation that functions as a redirection tool for Python installations on Windows systems. It is part of the broader App Installer framework and facilitates the seamless management and use of Python by redirecting execution requests of the `python` or `python3` commands to the correct installed version of Python. This ensures developers can easily access Python without manually configuring their environment. The executable is typically used to streamline Python installation and usage, particularly when multiple versions are present or when Python is installed through the Microsoft Store. This enhances development efficiency on Windows systems.

Below are 4 simple steps you can take to see if the AppInstallerPythonRedirector.exe process is safe or malware.

  1. Scan the executable with Microsoft's built-in tech
  2. Find AppInstallerPythonRedirector.exe's publisher
  3. Search the executable's hash with VirusTotal
  4. Monitor the executable's behavior

Researched by Carl @ SpyShelter Labs

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More about AppInstallerPythonRedirector.exe on WINDOWS

Who makes AppInstallerPythonRedirector.exe?

We’ve found Microsoft Corporation should be the publisher of AppInstallerPythonRedirector.exe.

How do we know? Our SpyShelter cybersecurity labs focuses on monitoring different types of Windows PC executables and their behaviors for our popular SpyShelter Antispyware software. Learn more about us, and how our cybersecurity team studies Windows PC executables/processes.

What does it mean if someone is the publisher of a PC .exe (executable or process)?

The publisher of an executable is the entity responsible for its distribution and authenticity. Most processes/executables on your PC should be signed. The signature on the executable should have been verified through a third party whose job it is to make sure the entity is who it says it is. Find an unsigned executable? You should consider scanning any completely unsigned .exe on your PC.

Last updated: March 12, 2025

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Why should you trust us?

Our team at SpyShelter has been studying Windows PC executables for over 15 years, to help fight against spyware, malware, and other threats. SpyShelter has been featured in publications like The Register, PC Magazine, and many others. Now we’re working to share free, actionable, and easy to understand information about Windows executables (processes) with the world, to help as many people as possible keep their devices safe. Learn more about us on our "About SpyShelter” page.

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