What to do if the Mijia Air Conditioner displays error code P5?

The display of P5 on the Mijia Air Conditioner indicates evaporator overcooling protection during refrigeration.
The troubleshooting steps are as follows:
1. Please check and clean the dirty or clogged air filter of the indoor unit;
2. Remove obstructions (such as curtains, newspapers, etc.) blocking the air inlet of the indoor unit.
If the problem cannot be resolved by following the above methods, it is recommended to apply for after-sales service for an onsite inspection.