You would need to have some skills for that. My grandma wouldn’t be able to do that and this change would disrupt her workflow. Not the end of the world, but this is user hostile change. I’m fine with removal of this engine for new installs, but pulling the rag under existing users is wrong. This anti-Russian madness gone completely out of control. I bet this change alone will drive a significant chunk of Russian Firefox users to Yandex Browser. Unlikely the intention of Firefox developers but here we go.