Hi @Clive_A! Thanks for your reply. I´ve not disabled HTTP and can access the admin web page, but my browser reports that admin page certificate is invalid.

@Hank21 , the prerequisite firmware was not on ER7206 firmware download page. https://www.tp-link.com/br/support/download/tl-er7206/#Firmware I found it on the community web site. Thanks! One other...

Estou recebendo erro ao tentar realizar upgrade do firmware. Versão atual: ER7206(UN)_V1_1.2.3 Build 20221104 Versão nova: ER7206(UN)_V1_1.4.0 Build 20231114 Mensagem de erro: "Upgrade Failed. Please...