@NeilR_M Thanks for the reply, yes I did that too thinking about that possibility, but incredibly, the router continued to use the backup internet connection! And even in Online Detection, it marked...

I configured a Wireguard VPN between two ER605 site-to-site devices, but I realized, or at least couldn't find, a way to choose a default route for the ER605 from the branch office to connect to the...