O1527449075680, Jun 8, 2018 : Title Airtel SIM call waiting not working with oneplus6 Device OnePlus6 Software Version O2 Stable 180517 Probablility of occurance 5_100% Topic Phone App Photos Carrier/Network AirtelVodafone Actual behavior No call waiting notification Was this a problem in previous software versions No application or don't know. Expected behavior Call waiting should come Any other comments Attend the first call and make a second call to your number from another phone. Caller gets call waiting, but I am not getting any notification. Checked with other OnePlus6 users also, same issue. Please fix it.