@Kevin_Z I am not sure if wired ethernet affected, need to wait for next time to happen and check. But I could see that before the LEDs of Power, Powerline and Ethernet also disappear for a brieft...

There is frequent lost of wireless network from the extender. During the lost, the LEDs of 2.4 and 5Ghz are off. It will be on again after 10-20 seconds. This happen since the 1st day of usage, I...