Unfortunately the latest firmware (1.3.2 Build 20260414 rel.9131(4555) still doesn't work. I think this is the 4th or 5th beta firmware I've been asked to install with no working resolution yet.

@ThisIsAName Update: disabling IPv6 helps the connection to stay, but it's really just a workaround. Since it got super long, I've made a separate post explaining it all here.

I’ve been troubleshooting a persistent PPPoE instability issue, and have now isolated a consistent pattern with the Archer BE3600 (BE230 EU/2.0) running firmware 1.3.1 Build 20260319 rel.25411(4555)....

I am using a 2020 MacBook Pro, have sent system logs numerous times over email and updated the firmware a few times as requested. Tonight I even accepted a request for support over Teamviewer, which...

@Joseph-TP How does one also get that firmware, please? I have the same issue and can't find a file to revert back the firmware to an earlier version. I've also turned off the same SMB settings as OP.