App function issue
Application
- What do I do if a game update is slow?
- What do I do if text messages cannot be sent in a game?
- What do I do if I cannot send voice messages in a game?
- What do I do if I can't download an app to my phone?
- What do I do if downloading software is slow?
- What do I do if the browser doesn't work?
Bluetooth connection issue
Calling & Network issue
- What do I do if the data network does not work?
- What do I do if there are network errors when downloading or updating a game?
- What do I do if the internet is slow or it is slow to download?
- What do I do if the line is intermittent during a phone call?
- What do I do if the phone freezes or is unresponsive when calling?
- What do I do if calls disconnect automatically?
Camera
Charging issue
Connectivity
- Why is my web browsing slow?
- What do I do if my game keeps disconnecting?
- What do I do if phone (1) cannot connect to a computer?
- What do I do if the location toggle cannot be turned on?
- What do I do if the Wi-Fi toggle can't be turned on?
- What do I do if the Wi-Fi does not connect automatically?
Function issue
Functions & Settings
- What do I do when battery share doesn't work?
- What should I do if the time in the status bar is different from the Clock widget?
- Why is Face Unlock not working?
- Why won't my phone vibrate?
- What do I do if an app icon disappears from the home screen?
- What do I do if contact information is lost?
Mic issue
Power & Charging
System problem
- What do I do if there is an OTA upgrade failure?
- What do I do if the software can't update?
- Why do some programs still run in the background after one-click cleanup?
- What do I do if the phone is slow to boot after a software upgrade?
- What do I do if an app stops running unexpectedly?
- What do I do if the phone is very slow to startup?
Sound
- What do I do if the phone fails to record sound?
- What do I do if the sound comes from the receiver and not from the speakers when playing music?
- What do I do if there is no sound when playing videos?
- What do I do if there is excess noise when playing videos?
- What do I do if there's no sound from the speakers when I play videos?