Worst app, video calling not on full screen,video call not works proper after update,camera lags in video calling. Caller ID picture not showing in full screen,if calling from secondary sim sometimes than we have to dial from primary sim and then we have to select the option of change sim,no option of selection of contact accounts like google account,mi account or sim, late display of incoming call screen and notification in terms note 10 pro and many more bugs like this.MIUI dialler was best.