my phn coms with june update.. and aftr first boot i gt the july n aug update... and few days ago i gt septmbr patch s well... it depnds on carer and may be state... m using jio!!!
Don't update manually...as it's very risky we don't have any flash tool available right know to flash the stock ROM if anything goes wrong...
I using Nokia 6 from 24 aug... Normally update comes between 20 to 25th of every month.. so i recommend to wait ...