Top questions

Operation system

System update Operation system Firmware installation App manager

Power, Battery & Heating

Charge consulting Battery Power consumption Charging issue Heating

Privacy & Security

File safe System Security Lock screen password Face Access App lock Fingerprint Rejection FBE Encryption

Storage & File Manager

SD card System storage OTG File Manager

Find my phone

Products

Y91 Y17 V11 & V11i V15 Pro & V15

System features

Most-used system features Jovi Game mode Screenshots & Screen recording Smart motion Other system features

Network & Communication

SIM card Network issues Network settings VoLTE & iRoaming Phone communication Messages communication

i Theme & Desktop

Theme Wallpaper Font Lock screen style Desktop Widget

Camera & Albums

Camera issues Camera features Camera settings Videos Albums features Albums issues

System apps

Google apps Most-used system apps Input method Other system apps Email

Music & Video

Music Video Hi-Fi & Audio

Lag & Stuck

Lag Stuck

Connectivity

USB connectivity Wireless connectivity Location Bluetooth connectivity

Hardware

Water & Liquid Screen Internal Hardware External Hardware Others

Warranty

Warranty Policy After-sales service E-warranty card

System settings

Other system settings Display, Brightness & Auto-lock Developer options Date, Time & Language

Phone & Contacts & Messages

Messages settings Phone settings Messages issues Contacts Phone issues

Status bar and notification

Indicator & Flash Notification settings Status bar Notification issues

vivo & Google account

vivo account Google account

Sound & Vibration

Earphone Sound issues Sound settings Ringtone settings Ringtone issues Vibration

Backup & vivoCloud

Purchase consulting

Third-party apps

Social media apps Other third-party apps

Personal Hotspot & Wi-Fi

Wi-Fi Personal Hotspot

How to adjust the size of the font?

How to apply the third-party fonts?

Can I change the color of the font?

Which font form can the phone support?

Why are there unreadable codes of the fonts?

Welcome to vivo Support

How to adjust the size of the font?

How to apply the third-party fonts?

Can I change the color of the font?

Which font form can the phone support?

Why are there unreadable codes of the fonts?

How to delete the fonts?