What to do if the air deflector of the Mijia Air Conditioner Pro Eco Inverter 1.5 HP cannot close properly?

If you notice that the air deflector of your Mijia Air Conditioner Pro Eco Inverter 1.5 HP is not closing as expected, please refer to the following steps:
1. Turn off the air conditioner using the remote control or the Xiaomi Home App;
2. Disconnect the power supply completely;
3. Wait for at least two minutes before turning the power back on;
4. Restart the air conditioner and observe whether the air deflector returns to its normal closed position.