I have an issue in Android 10 navigation bar hint in my A50 There's no animation when I swipe up or any other swipe like Android 9 so it makes bug when I swipe because it's just scrolling up if anyone can help to fix or I should wait to get update !

Help me please I didn't get any notifications from message app I have to open it to see messagesI cleaned Cash app and restarted phone and reset network settings and reset all settings but nothing changed help me if you have any solution 

Why Android system take a lot of battery !? I think it's not normal I'm wondering if anyone has a solution 

How to make music preview on lock screen like that without pressing on song name !?

My phone after last update I noticed that battery drain is so fast, any solutions guys!?