When I charge my samsung a15 to 100%, the first 5-8 percent drops just in some minutes if after charging I remove charger, it drops these percent in just 30 mins of standby.While charging when phone reach 95 it start charging very fast like from 95 t...
It means that when I charge my device to 100% and I leave my mobile unused for 30 minutes, the battery starts draining from 100 to 95 even I am not using it.
I think phone temperature is high so charging stoped.If this then it is normal to avoid this try to charge phone at comparatively cool place or charge at morning time. I also face this charging issue in hot weather