Follow Discretion

Follow This

Don't Do Anything... Just Do..it.. Open Go Your Device Care Setting.. Then Go to Battery Power Mood.. Open Power Mood Set it Medium (Power Saving Mood) Trust Me It Solve 109% Percent Problem & Won't Heat Never Your Device it Never Lag Also (Smooth).....

No Trace Mood you should check developer option in setting.. you can off & on

Screen Cast Features Already Given by Samsung all Smart Phones One UI Operating System Check in Your Setting or Notification