How to turn on Record calls automatically?
How to find call recording files？
Can I change the storage location of the call recording?
How to open dial pad quickly
What is smart dial?
Is there a time limit for calls or call recordings?
How to record custom calls automatically?
What is flip to mute?
Where can I find the call recording?
How to disable smart dial?
How long will call records be kept?
How to enable smart dial?
How to enable Call waiting?
How to make Video calling on my phone?
How many call records can be saved at most?
Can my phone be set to Dual SIM card Dual Standby Dual pass?
Why does my signal indicator shift from 4G to H every time I make a phone call?
Where can I find the call history between my friend and me?
How to make a conference call?
Can I set a video as the ringtone for incoming calls?
Is there a limit to the number of call recordings?
How to set Speed dial?
How to disable or enable call forwarding?
What is call forwarding?
Can I cancel the blur effect of call background?
Where can I find the phone calls which have been blocked?
Can I change the way of answering and hanging up calls?
How to reject the Strange number?
What is the call barring password?
Do vivo phones support Dual SIM card Dual Standby Dual pass?
Why does the carrier information not show when I make a phone call?
What if the missed calls are not displayed?
Why does the calling records disappear after reboot?
What the function of call barring?
Why can I not enable Call barring, Call waiting or Call forwarding?
What if the other party cannot hear my voice during a call?
Can I surf the Internet while I am talking on the phone?
How to call out the keyboard while talking?
Where can I find the total conversation time?
Why is the image blurry during a video call?
How to enable flip to mute?
Why does my phone vibrate automatically while other party answers or hangs up the phone calls?
Why can others not call me but I can phone them?
What if I can't hear the sound during a call with the Bluetooth device?
What is the difference between Dual SIM card Dual Standby Single pass and Dual pass?
Why is my phone bill charged gratuitously?
How to set to Push the power button to end the call?
Do our phones have the auto redial function?
How to remove or delete contacts in Blacklist?
Is there a prompt for the incoming call of the other SIM card when one SIM card is on a call?
How to enable or disable call barring?
The call ends automatically when talking on my vivo Phone. What should I do?
Does vivo Phone support “Auto hang up the phone and reply SMS” when I am busy?
Where can I find Missed calls?
How to clear call logs?
Must I enable the data network before making a call with my phone?
Why do I have to unlock the screen to answer incoming calls?
Why does my phone make phone calls automatically?
Why does the screen get black when I am talking on my phone?
What does Dual SIM card Dual Standby Dual pass mean?
What if the sound is intermittent during a call?
What if no incoming call can be made during a call?
How to reject all the incoming calls?
What should I do if I forget the call barring password?
What if there is no prompt for incoming calls?
How to reject contacts & messages?
Why doesn't the screen turn off when I answer a call?
Why can the person still call in even though I have put them in blacklist?
Why does the video become brighter and darker from time to time during a video chat?
What if call forwarding is not available?
What if a number is incorrectly marked?
What if my phone number is marked?
What if I can't make a call?
Can I set the screen to not be turned off during a call?
What if the screen does not light up when I hang up?
What if I cannot set call barring?
What if I cannot enable call waiting?
What does call waiting mean?
What does Dual SIM card Dual Standby Single pass mean?
What if there is a delay when making or receiving a call?
What if I cannot hear the other party's voice during a call?
How to make rejected calls unseen?