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Touch Your Heart

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User Guide

Can Y51L be updated to support VoLTE?

How to turn on VoLTE?

Why can I not use VoLTE?

How to buy iRoaming?

What is VoLTE?

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

How to use iRoaming?

How to turn on VoWi-Fi?

How to make Video calling on my phone?

Can Jio SIM card set as the additional card?

What does the HD sign in the status bar mean?

What is iRoaming?

Why is there no iRoaming on my phone?

What is data roaming?

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

Will my SIM card be disabled when I activate iRoaming?

Which payment methods does iRoaming support?

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