You can turn off the phone manager’s ads in
realme UI 5.0 & 4.0 & 2.0 & 1.0: Settings > Additional settings > turn off Get recommendations
realme UI 3.0: Settings > System settings > turn off Get recommendations
realme UI R & Go & S & T & U Edition: not support Phone Manager
realme UI 7.0 & 6.0: Not supported