I reached out to the manufacturer and they said currently (7/2020) the app is down and is being worked on. When it is finished it will be under the name Drive BT on the App Store, but there were some changes that needed to be made. view full answer...
RV entry door window frames like the # LC363370 are designed to install with several screws that attach it from the inside of the RV like in the install video I attached. To remove the window frame you'll need to remove the several screws that hold the two pieces together on the inside of your current door so that it can come apart.
If yours really does press together without screws you'd need to use a plastic scraper or something thin that could be used to pry up on the frame to separate... view full answer...