Ok you don't have to take what I said, you can ignore it if that's what you want.Placebo. The only changes between beta1 and beta2 are at the webui level, and a bugfix related to Wireguard (which does not impact the RT-BE92U).
Code:21d30a367f Bumped revision to 3006.102.7 final 7b6810ec20 Updated documentation 2bc9ee0923 rc: refresh wireguard BLOG bypass when refreshing VPN routing on BCM4916 platform b4182dd67a webui: update routing rules when toggling a client from the VPNDirector page 4904a33e94 webui: styling fixes to the Firmware Upgrade page for non-AiMesh models. 0099cd1cb9 Bumped revision to beta 2 96e757e5f9 Updated documentation 3f2c98fe2f rom: fix missing signature updater for models with TrendMicro HNS engine
I just reported what happens this end.
I have gone back to beta1 and it's been perfect ever since.