[LG TV Screen] The screen intermittently dims out and brightens up

The screen brightness can change depending on the active Power Saving Mode.

Causes and Symptoms

• The Power Saving Mode is enabled on your TV.
• Try changing the Picture Mode.

Try this

Have you enabled the Power Saving Mode?

➔ Disable [Power Saving Mode] in the TV Settings menu.

The screen brightness can change depending on the active Power Saving Mode.

※ Menus may vary by model.

➔ Enabling [Power Saving Mode] in [2022 WebOS22] and [2021 WebOS6.0 or later].

Press the button on the TV remote and select [All Settings] → [Support] → [Energy Saving] → [Energy Saving Step] → [Maximum] → [Off].

1. Turn on the TV and press the [Settings] button on your TV remote.
Select [All Settings] in the [Settings] menu.

2. Select [Support].

3. Select [Energy Saving].

4. Select [Energy Saving] and set [Maximum] to [Off].

➔ Enabling [Energy Saving] in [2020 WebOS 5.0].

Press the button on the TV remote and select [All Settings] → [Picture] → [Energy Saving] → [Maximum] → [Off].

1. Turn on the TV and press the [Settings] button on your TV remote.
Select [All Settings] in the [Settings] menu.

2. Select [Picture] and then [Energy Saving] and set [Maximum] to [Off].

Is Auto Power Saving Mode on?

➔ Disable [Auto Energy Saving] in the TV Settings menu.

➔ Running [Energy Saving] in the Settings menu.

Press the button on the TV remote and select [All Settings] → [Picture] → [Energy Saving] → [Auto] → [Off].

1. Turn on the TV and press the [Settings] button on your TV remote.
Select [All Settings] in the [Settings] menu.

2. Select [Picture] and then [Energy Saving] and set it to [Off].

Does the screen remain dimmed even after disabling the Power Saving Mode?

➔ Select [Standard] for [Picture Mode] in the TV Settings mode.

The brightness of the screen varies depending on the mode selected.

➔ Running [Picture Mode] in the Settings menu.

Press the button on the TV remote and select [All Settings] → [Picture] → [Picture Mode Settings] → [Picture Mode] → [APS] → [Standard].

1. Turn on the TV and press the [Settings] button on your TV remote.
Select [All Settings] in the [Settings] menu.

2. Select [Picture] and then [Picture Mode Settings].

3. In [Picture Mode], set [Picture Mode] to [Standard] if it is set to [APS].

This guide was created for all models, so the images or content may be different from your product.