Or better yet, intelligently handle the change as a suggestion during the upgrade process. "We see you are still using the legacy default 320x240 setting. We ar

Or better yet, intelligently handle the change as a suggestion during the upgrade process. "We see you are still using the legacy default 320x240 setting. We are now recommending 640x480. Do you want to change to this new recommendation, or keep your existing setting?" Something like that.