Iqoo Neo 10r: Heating Issue,Battery Drain,Clarity Drop,worst OS, Speaker Clarity

Iam using IQOO Neo 10R,As one month review,i have facing high heating issue while charging phone in AC room also and it heats while in mobile data and some social media cases very worst mobile ever i got this much heat while using it,You're promised that battery long last one day+ for normal usage I just scroll Instagram for 8 hours iam putting charge 3 times per day What is this @iqoo,And nowadays the display gets worse day by day the first day experience and now is dropped fully because its looks like worst display nowadays,Main thing here is FunTouch OS 15 very worst OS I have ever used in globally worst performance,worst battery saving and worst user experience everything is worst in funtouch os and finnally the speakers,Were I have opened the box and used my phone for while the speakers was pretty good audio clarity and high volume after some updates it gets worse I don't feel that it have stereo speakers it feels very low audio to everyone (I have followed all your suggestions to turn on/turn off settings although it doesn't fullfill my issue that's why this post please fix this from updates and don't suggest to turn off this or turn on this and silly suggestions)



As a IQOO Neo 10R user please fix Heating issue, Battery Drain issue, Device smoothness,OS upgradation, Speaker performance