Open Advanced Options of Microsoft Photos The Photos Media Engine is an add-on to the Photos app and you may uninstall it from the system’s settings.
Solution 1: Uninstall the Photos Media Engine Add-on from the System’s Settings Also, make sure all the Windows Store apps (especially the Photos app) is updated to the latest build. You can try the following solutions to remove the Photos Media Engine Add-on but before that, make sure the Windows of your system is updated to the latest build. How To Remove the “Photos Media Engine Add-on”