1. It may be caused by poor contact of the power plug: Please unplug or disconnect the air conditioning power plug for 30 seconds and then plug it back in. Use the remote control to aim at the air conditioning and press the power button to observe if it can operate normally
2. It may be due to the low battery level of the remote control: it is recommended that you replace the battery as soon as possible or clean the rust on the positive and negative metal plates of the battery

1. It may be caused by poor contact of the power plug: Please unplug or disconnect the air conditioning power plug for 30 seconds and then plug it back in. Use the remote control to aim at the air conditioning and press the power button to observe if it can operate normally
2. It may be due to the low battery level of the remote control: it is recommended that you replace the battery as soon as possible or clean the rust on the positive and negative metal plates of the battery

1. It may be caused by poor contact of the power plug: Please unplug or disconnect the air conditioning power plug for 30 seconds and then plug it back in. Use the remote control to aim at the air conditioning and press the power button to observe if it can operate normally
2. It may be due to the low battery level of the remote control: it is recommended that you replace the battery as soon as possible or clean the rust on the positive and negative metal plates of the battery

1. It may be caused by poor contact of the power plug: Please unplug or disconnect the air conditioning power plug for 30 seconds and then plug it back in. Use the remote control to aim at the air conditioning and press the power button to observe if it can operate normally
2. It may be due to the low battery level of the remote control: it is recommended that you replace the battery as soon as possible or clean the rust on the positive and negative metal plates of the battery

1. It may be caused by poor contact of the power plug: Please unplug or disconnect the air conditioning power plug for 30 seconds and then plug it back in. Use the remote control to aim at the air conditioning and press the power button to observe if it can operate normally
2. It may be due to the low battery level of the remote control: it is recommended that you replace the battery as soon as possible or clean the rust on the positive and negative metal plates of the battery

1. It may be caused by poor contact of the power plug: Please unplug or disconnect the air conditioning power plug for 30 seconds and then plug it back in. Use the remote control to aim at the air conditioning and press the power button to observe if it can operate normally
2. It may be due to the low battery level of the remote control: it is recommended that you replace the battery as soon as possible or clean the rust on the positive and negative metal plates of the battery

1. It may be caused by poor contact of the power plug: Please unplug or disconnect the air conditioning power plug for 30 seconds and then plug it back in. Use the remote control to aim at the air conditioning and press the power button to observe if it can operate normally
2. It may be due to the low battery level of the remote control: it is recommended that you replace the battery as soon as possible or clean the rust on the positive and negative metal plates of the battery

1. It may be caused by poor contact of the power plug: Please unplug or disconnect the air conditioning power plug for 30 seconds and then plug it back in. Use the remote control to aim at the air conditioning and press the power button to observe if it can operate normally
2. It may be due to the low battery level of the remote control: it is recommended that you replace the battery as soon as possible or clean the rust on the positive and negative metal plates of the battery