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Troubleshooting
This page guides you through troubleshooting steps for some of the issues you might face while using your device, just visit the category related to your issue.
Display & Screen solution
Touchscreen not working
Display abnormal
Blank screen
Occasional fingerprint scanning failure
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Buttons faulty
Button lose efficacy
Button handfeel/tactile bad
Blank screen
Button broken/lost/separated
Button shaking/noise/stuck
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Sensor solution
Adaptive brightness function is failed/delay
Gravity sensor related issue
Light sensor related issue
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System problem
Can't power on
Dead device/Frozen display
Reboot issue
APP suddenly quit
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Calling & Network issue
Speaker issues
Receiver issue
Mic issue
SIM Card issue
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Connectivity
WLAN issue
Bluetooth issue
Tethering issue
USB issue
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Sound
Music issue
Video issue
Recording issue
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Camera
The camera refuses to open
Camera cannot focus
Camera's LED Flash cannot open
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Charging
Fast charge issue
Button handfeel/tactile bad
Normal charge issue
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Others
Fingerprint issue
Face Unlock issue
Cast issue
Data Backup and Restore
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