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What should I do if there is no Baseband driver on my phone?

How to check the Baseband version?

Can I surf the Internet while I am talking on the phone?

How to check the phone Mac address?

Can the MAC address be changed?

Why is my phone bill charged gratuitously?

Why does my signal indicator shift from 4G to H every time I make a phone call?

Does the metal cover affect the signal?

How to create VPN on settings?

Which carrier in Chinese Mainland can Vivo phones sold out of Chinese Mainland support the SIM card from?

What is VPN and what is the use of VPN?

What is Baseband version?

The signal is unstable. What should I do?

How can I know whether my Vivo phone supports the network in my country?

How can I know whether my Chinese phone supports the network in my country?

Why can others not call me but I can phone them?

The calling always ends automatically in several minutes. What should I do?

The call ends automatically when talking on my Vivo phone. What should I do?

Can I play my phone when in thunders?

Can I make phone calls without SIM card?

Why does my phone make phone calls automatically?

Why can I not record the calling voice via Screen recording with Record Voice on?

Does Vivo phone support “Auto hang up the phone and reply SMS” when I am busy?