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Welcome to vivo Support

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Can Y51L be updated to support VoLTE?

How to turn on VoLTE?

Why can I not use VoLTE?

How to use iRoaming?

What is iRoaming?

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

How to buy iRoaming?

How to turn on VoWi-Fi?

Will my SIM card be disabled when I activate iRoaming?

Why is there no iRoaming on my phone?

Can Jio SIM card set as the additional card?

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

What is data roaming?

What does the HD sign in the status bar mean?

Which payment methods does iRoaming support?

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