Picture Issues

Please check the items below.

The picture is distorted, blurry or flickering, or cuts out momentarily.

Press button on your remote control and select Settings > Display & Sound > Picture > Clarity to adjust Clarity settings.
Make sure that the connection cable or the cable connector is not damaged.
Make sure that the connection cable is securely connected to the TV and the external device.
Some electrical appliances may affect the TV. For example, microwaves used close to the TV may cause noise on analog and digital channels. If you turn off the appliance and the interference disappears, it proves that the appliance does affect the picture performance. Please move it further away from your TV.
If you choose TV as the input source, adjust the direction and position of the antenna, reset or fine tune the channel. (only for the models with tuners).
When connecting the TV to external devices, leave some space between the external devices and the TV.

Note:

Picture distortion caused by weak or poor signal reception is not a TV malfunction.
The compressed video may cause picture distortion, especially for the fast moving pictures from sports programs and action movies.

Switch to other channels or contents to check if the picture is normal.
Change the output resolution of your external device. When the TV is not compatible with the output resolution, dots or lines may occur.
Check if the TV is located in a humid space for a long time. It is suggested to use the TV in a relatively dry environment.
Some electrical appliances may affect the TV. For example, microwaves used close to the TV may cause noise on analog and digital channels. If you turn off the appliance and the interference disappears, it proves that the appliance does affect the picture performance. Please move it further away from your TV.

Check Light Sensor settings at > Settings > Display & Sound > Picture > General > Automatic Light Sensor. If Automatic Light Sensor is on, remove the objects that may block the TV light sensor.
Turn on Automatic Light Sensor. Press button on your remote control and select Settings > Display & Sound > Picture > General > Light Sensor Shift to adjust the setting.

Note:

The light sensor feature settings may not be applicable in some models/countries/regions.