Midea Portable AC Error EE — How to Fix It

What it means

Midea portable AC error EE indicates a control board communication fault or EEPROM error.
Unplug the unit for 15 minutes and restart.
If EE persists after a full power reset, the control board needs professional replacement.

How to Fix It

Unplug and wait 15 minutes

Disconnect from the wall socket and leave unplugged for 15 minutes.
This allows the control board capacitors to fully discharge and resets all stored error states.
Plug back in and restart

Reconnect to power and press the Power button.
Many EE errors are caused by a temporary communication glitch in the control board and clear after a full power reset.
Check the power supply quality

Voltage spikes or brownouts can corrupt the EEPROM memory on the control board, triggering EE.
If the unit is on a shared circuit with large appliances, move it to a dedicated socket or use a surge protector.
Try a different wall socket

Plug the unit into a different wall socket on a different circuit.
If EE clears on a different outlet, the original socket has a power quality issue.
Contact Midea service for persistent EE

If EE returns repeatedly after power resets, the EEPROM chip on the control board has failed or corrupted.
This requires replacement of the control board by a qualified engineer.

Frequently Asked Questions

Midea portable AC EE error after a power outage — connected?

Yes.
Power interruptions and voltage spikes during restoration are a known cause of EE errors on Midea control boards.
A power reset usually clears it.
If EE persists, the control board has been damaged by the power event.

Midea portable AC EE error on first use — what to do?

A brand-new unit showing EE immediately suggests a factory defect in the control board.
Unplug for 15 minutes and restart.
If EE persists on a new unit, return it for replacement.

Can the Midea portable AC EE error cause data loss?

The EE error relates to settings memory, not your data.
After a reset or board replacement, you will need to re-enter temperature preferences, but no personal data is affected.