LG G7 ThiQ User Manual page 177

The touch screen responds slowly or incorrectly
If you attach a screen protector or optional accessories to the touch
screen, the touch screen may not function properly.
If you are wearing gloves, if your hands are not clean while touching the
touch screen or if you tap the screen with sharp objects or your fingertips,
the touch screen may malfunction.
The touch screen may malfunction in humid conditions or when exposed
to water.
Restart your device to clear any temporary software bugs.
If the touch screen is scratched or damaged, visit a LG Electronics Service
Center.
Hangs or freezes
Restart the device
• If your device freezes or hangs, you may need to close apps or turn the
device off and then on again.
Perform a boot-up
• Press and hold the Power/Lock key and the Volume Down (-) key until
the device restarts.
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