Saw a link to this solution from Asus in a Reddit thread. I haven't
tested it yet but wanted to share it for everyone's benefit:
https://www.asus.com/support/FAQ/1042475/
Thanks I did the guest network thing and the thermostats connect to the
guest network but still don't show up in my Nest App or Google Home App
(they show as "offline" there)
What do you mean? It's definitely not the new firmware? One person
suggested going back to the original firmware and that fixed it for
them, though that doesn't seem like a sustainable/good solution:
"Downgrading to the 42095 firmware from 8/21 seems...
I have the asus ZenWiFi XT8 and am on firmware 3.0.0.4.386_46061. In
fact there is a Reddit thread suggesting the latest Firmware is the
cause of the problems:
https://www.reddit.com/r/Nest/comments/r200i4/psa_people_with_an_asus_zenwifi_ax_xt8_mesh_...
I have the same problem and would love to hear a solution or
acknowledgment of the issue. I spent 2 hours with Nest support last
night only to have the extent of their 'support' be limited to "have you
tried restarting your cameras / thermostat".