Learning usage patterns galaxy m30s

[Tikunwengsu]

two days before i do factory data reset
and now when i see estimated battery life
it shows learning usage patterns why?? 

[Tanmoypaul]

mera battery time show hoga🤭🤭🤭🤭🤭🤭

[Manamohan]

two day ago I reset in my Samsung Galaxy m30s to problem is show cable charging and not fast charging or better issue lorning usage patterns in Samsung Galaxy m30s