[LG Air Conditioner Error Code] AI appears on the display, and temperature is not adjusted

[AI] standing for artificial intelligence is a function same as auto operation that makes the product automatically supply adequate temperature and airflow to indoor environment.

Try this

Wireless remote control (cooling-dedicated model)

From the standard [0]: You can adjust temperature by pressing Temperature Up/Down between -2 level and 2 level when you feel chill.
When you adjust the level, the adjusted level is displayed, and then AI is displayed back.
In such a case, target temperature and air flow are automatically set depending on the indoor temperature.

Wireless remote control (model both for cooling and heating)

You can adjust the target temperature between 18℃(64.4℉) and 30℃(86℉) with the temperature adjustment button.

Using cable remote control (AI/auto operation)

When you select the auto operation mode, the target temperature is automatically set to 25℃(77℉).
The initial target temperature is displayed “Adequate” on the cooling-dedicated model.
You can adjust the target temperature between 18℃(64.4℉) and 30℃(86℉) in unit of 0.1℃(0.2℉), 0.5℃(0.9℉), or 1℃(1.8℉) on the model both for cooling and cooling.

From the standard‘0’: You can adjust temperature by pressing Temperature Adjusting button in 5 levels between -2 level ‘hot’ and 2 level ‘chill.’

➔ Both for cooling and heating

You can adjust the target temperature by pressing Temperature Up/Down button.

How to release [AI] Auto Operation mode

➔ If you desire to release Auto Operation mode, repeat pressing Select Operation button until you find the desired operation mode.

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