The invention is suitable for the communication field and provides a multi-radio-frequency-link wireless router and a fault repairing method. The method is suitable for the multi-radio-frequency-link wireless router and a multi-radio-frequency-link wireless access point. The method comprises the following steps that when one radio frequency link has a fault, a controller makes a wireless client connected to a radio frequency link which has the fault seamlessly switch to other normal radio frequency links; and the controller makes the radio frequency link having the fault carry out local restart through a communication interface. In the invention, fault problem repairing of the multi-radio-frequency-link wireless router and the multi-radio-frequency-link wireless access point does not need manual intervention, repairing is simple and a user experience is good.