Angular 6 Jobs

Just a few simple angular related task on an already done backend and an already well advanced front end

I have IONIC 6 - Angular app deployed on Android that has a video player NGX Videogular embdded within it to play either downloaded videos or those from a CDN. However, the UI janks after sometime. I think Android simply freezes the UI frame. Only if I perform some action on the app like touching or scrolling the app, the video plays otherwise freezes up completely. I am not an expert in Android - UI Jank - debugging. With whatever I could search and come up, I was able to enable Hardware rendering on the device and started seeing UI debug bars within the app. How do I do deeper analysis to find the issue within the app? If the community would be kind enough to help us with a direction, tool, suggestion, optimization, etc., it will be of supreme help. I am stuck with this issue for 3 mo...