Oneplus X call waiting option shows incoming call instead of missed call when there is a call in the

[rkgamrita]

1. Oneplus X call waiting option shows call as incoming call if there is any call in background during any conversation. It should highlight background call as missed call with a icon on top bar.
2. During making any call, there is no visible sign if phone is ringing or subscriber busy. No visible display /color change that call is matured only you have to see small call duration to identify it.