LG 13U70Q Series Owner's Manual page 6

5 Pre-Tech Support Checklist
Symptom
The screen color does • Check if the Reader Mode is turned on. If the Reader Mode
not display properly.
is on, press the [
taskbar to turn it off.
• Using the Reader Mode and the Night light at the same
time can cause color distortion. Set the Reader mode to
[Off] or set the Night light to [Turn off now].
- Turning off the Windows 10 Night mode: Right-click the Start
button [
[Night light settings] > [Turn off now].
- Turning off the Windows 11 Night mode: Press the Start
button [
[Display] > [Night light] > [Off].
• If the screen still does not properly display, contact
the LG Electronics service center.
- Reader mode controls the brightness and color of the LCD
screen to look like printed paper and protect the user from
eyestrain.
The power does not • Check if the power cord is connected.
turn on.
• After disconnecting the power cord and reconnecting it,
press the power button of the product.
The system stops • Press the power button for approximately 4 seconds to
during use or does not reset the system.
properly turn off.
• Release the power button and wait until the system
restarts automatically after the power is turned off (when
the adapter is connected). Or press the power button after
the power is turned off and wait until the system restarts.
(when the battery is used)
- Caution: Unsaved data may be lost. Pressing the power
button while the PC is in use may cause damage to the hard
disk or a system error.
• After resetting the system, run "Setup Defaults" in the
system setup. (For more information on how to run "Setup
Defaults," refer to "Restoring the Factory Default Settings"
under "Setup and Upgrade" in the LG Easy Guide.)
Cause and Solution
] icon on the bottom right of the
] and select [Settings] > [System] > [Display] >
] and select Settings [ ] > [System] >
Symptom
Screen brightness This product has a Vari-Bright™ function that extends battery
changes while the life by adjusting screen brightness according to the user's
battery mode is in use. environment.
If you do not want to use the Vari-Bright™ function, change
the settings as follows.
• Windows 10: Press the Start button [
[AMD Radeon Software]. Turn off the function or change the
settings in [Vari-Bright] in the [
• Windows 11: Press the Start button [
> [AMD Radeon Software]. Turn off the function or change
the settings in [Vari-Bright] in the [
- The [AMD Radeon Software] app will be automatically
installed when connected to Internet. The app name and
settings screen may vary depending on the version of the
graphics driver.
The touchpad is not
• Windows 10: Press the start button [
functioning properly.
pressing the start button in the LG Software category)
start [LG Control Center]. Select [System Settings] and set
[Touchpad] to [Enable].
• Windows 11: Press the Start button [
> [LG Software] > [LG Control Center] and set
[System Settings] > [Touchpad] to [Enable].
• If the touchpad does not function properly, the touchpad
is either in the Touchpad Off (disabled) state or Touchpad
Auto (disabled when the mouse is connected) state.
- For more information on the touchpad setting,
refer to LG Easy Guide.
Cause and Solution
] to run
] > [Display] tab.
] and run [All apps]
] > [Display] tab.
] to (or after
], run [All apps]