( You may skip the below content and learn how to uninstall Windows 10 Upgrade Assistant manually! )
This forum thread contains clear, and easy to understand instructions on how to uninstall the Windows 10 Upgrade Assistant app from Windows 10. This post also contains extra tips, but has also been written in such a way so that you can remove the system updater, thoroughly. Please complete the steps in the correct order and, please back up all of your personal stuff (e.g., documents, bookmarks, etc.) before continuing. If you're very uncomfortable making changes to your operating system manually or following the directions given blow, please STOP and run the recommended uninstall tool PRO accordingly.
In order to get rid of Windows 10 Upgrade Assistant on Windows, please follow these steps:
Step 1: Exit the app. We kindly refer you to the below screenshot.
Step 2: Uninstall the target app from your own programs list under Control Panel. Please refer to the following 2 images.
Step 3: Try detecting and wiping all instances (leftovers & components) of that "Assistant", such as installation information that has been left in file system and/or Registry Editor.