ESP not connected

What happened?

The printer is showing the error "ESP doesn't seem to be connected".

Error name: ESP not connected

Error code: #26533 (MK4S) #13533 (MK4) #27533 (MK3.9S) #21533 (MK3.9) #28533 (MK3.5S) #23533 (MK3.5) #31533 (CORE One)

This error is shown when the printer cannot detect the ESP board.

How to fix it?

Open the Wi-Fi cover and check if the ESP board is propperly connected.

CORE One	MK4/S, MK3.9/S, MK3.5/S

If it is connected, open the xBuddy cover and check if the soldering on the board part of the connector.