That's a good idea, I will try it tomorrow, but I don't think anything is work if the leds don't light up.

Of course I hold before and after too. I tried many times and sometimes more than 2 mins... nothing happens... :/

Hi All, After failed upgrade of ER7206 to V1_1.1.0_20210531-rel64940(beta) the device went to disconnected status on omada, and LEDs didn't light at LAN ports. I've tried to use the emergency mode to...