The call ends automatically when talking on my Vivo phone. What should I do?
What should I do if there is no Baseband driver on my phone?
How to check the Baseband version?
How to check the phone Mac address?
How to create VPN on settings?
What is VPN and what is the use of VPN?
Why does my signal indicator shift from 4G to H every time I make a phone call?
Can the MAC address be changed?
Which carrier in Chinese Mainland can Vivo phones sold out of Chinese Mainland support the SIM card from?
The signal is unstable. What should I do?
Why is my phone bill charged gratuitously?
What is Baseband version?
Why can I not record the calling voice via Screen recording with Record Voice on?
Can I surf the Internet while I am talking on the phone?
How can I know whether my Vivo phone supports the network in my country?
Why can others not call me but I can phone them?
Can I make phone calls without SIM card?
Does the metal cover affect the signal?
Can I play my phone when in thunders?
Does Vivo phone support “Auto hang up the phone and reply SMS” when I am busy?
The calling always ends automatically in several minutes. What should I do?
Why does my phone make phone calls automatically?