Hello, i have a TL-SG3428MP POE switch it was managed by a h/w controller, but i had to reset the controller and now i don't know the login password for TL-SG3428MP. As i saw the only way it to reset

Hello the problem is that TL-SG3428MP appears disconnected but it is online and full working. Omada OC200, router TL-ER7206 and EAP225 are all connected to this switch, all working well, communicating