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X200 Pro
new
V50 5G
new
V50 Lite 5G
new
Y19s Pro
new
Y29s 5G
new
Y39 5G
new
Y04
new
All Models
Compare Models
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forgot lock screen password
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Privacy & app encryption
Lock screen password & Security answers
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Shortcuts & Accessibility
Android Auto
Backup & Reset
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Sensor
SIM card/SD card
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App crash/no response/stop running
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ROOT
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vivo account
Accounts & sync
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Lock screen settings
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vivo Privacy Terms for After-sales Service
vivo Privacy Terms for After-sales Service
Music
Audio effect
Unable to turn on Hi-Fi
What is Hi-Fi mode?
Do Bluetooth earphones support HiFi?
Which vivo Phones support LDAC?
Which phones support Hi-Fi?
Can the HiFi effect be realized through software update?
How to adjust the Audio effect?
What does Super Audio do?
What is DeepField audio effect?
Which phones support Apt-X?
How to turn on/off Hi-Fi?
What are the Ear-customized Sound Effects?
What if the HiFi effect fails?
How can I enable Super Audio?
Can the DeepField Audio Effect be used in the speaker mode?
Can I use the HiFi function when I use the speaker to play music?
How to use ear-customerized sound effects？
Top questions
System settings
Privacy & app encryption
Lock screen password & Security answers
Hotspot & tethering
Shortcuts & Accessibility
Android Auto
Backup & Reset
RAM and storage space
Other system settings
Smart Mirroring
Hardware
Infrared remote control
Battery
Sensor
SIM card/SD card
System features
Themes
EasyShare
Camera
Common Issues
Lag
Call & Network & Connectivity
App crash/no response/stop running
Charging & Heating & Power consumption
Operating System
ROOT
Log
Accounts
vivo account
Accounts & sync
Home screen& Lock screen
Lock screen settings
Widget
Home screen
vivo Privacy Terms for After-sales Service
vivo Privacy Terms for After-sales Service
Music
Audio effect
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