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Can Y51L be updated to support VoLTE?

How to turn on VoLTE?

Does the phone sold out of Chinese Mainland support the VoLTE network of China Mobile and China Telecom?

Why can I not use VoLTE?

What is VoLTE?

What does the HD sign in the status bar mean?

How to use iRoaming?

Can Jio SIM card set as the additional card?

How to buy iRoaming?

Will my SIM card be disabled when I activate iRoaming?

Which countries/regions does iRoaming support the data network service from?

What is iRoaming?

What is data roaming?

How to turn on VoWi-Fi?

Why is there no iRoaming on my phone?

Which payment methods does iRoaming support?

Find my phone
Lag & Stuck
Backup & vivoCloud
Products
Music & Video
Storage & File Manager
Personal Hotspot & Wi-Fi
vivo & Google account
Purchase consulting