@David-TP Hi @David-TP, Thank you very much for the quick reply and the detailed information! I wanted to let you know that I have just sent an email to support.forum@tp-link.com with "Forum ID#...

@David-TP Hello everyone and @David-TP, I am experiencing a persistent IPv6 MTU issue with my Deco XE75 V3 and I would like to know if the 1.4.0 Beta addresses it before I flash this irreversible...