This goes over Removing Microsoft Edge Chromium edition and keeping it removed.
Microsoft Edge has taken over PDF viewer, and other default web tasks. Even when manually removing it will reinstall via windows updates.
We first need to find the Edge install of the chromium edition in your Program Files.
C:\Program Files (x86)\Microsoft\Edge\Application\
The setup program is what we need to uninstall edge. Go to the location above and drill down from the number and Install folder
C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.62\Installer
Once you find your path you can now uninstall edge with the following command (Note: YOURS WILL BE DIFFERENT!)
C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.62\Installer\setup.exe --uninstall --system-level --verbose-logging --force-uninstall
You now need to add a registry entry. The following location
Computer\HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\EdgeUpdate needs to be added with a DWORD called
DoNotUpdateToEdgeWithChromium with a value of
You can do this with a simply reg file. (
Windows Registry Editor Version 5.00 [HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\EdgeUpdate] "DoNotUpdateToEdgeWithChromium"=dword:00000001
Create this file or download the file @ https://christitus.com/files/stopedge.zip
Run this to prevent edge reinstallation. Note: Microsoft will kill this workaround in the future and force edge on you