@woozle Thanks for your reply. I figured that there was no tftp request from the BE450 (tcpdump) Thanks also for FAQ 1482. FAQ 1482 (https://www.tp-link.com/en/support/faq/1482/) states: "Hold the...

I somehow managed to configure my router that I cannot access it any more. Reset does not remedy this situation. After searching the web, I came across sites that suggest, reinstalling fresh firmware...