I decided to upgrade to the latest Omada Controller v5.4.6.x from 5.4.03.x and now I regret doing so. Can I just download the older version from somewhere and reinstall it and keep all my settings...

For some time now I've been unable to load/start the Omada Windows Controller software on my Win'11 laptop. It used to work fine but I haven't used it for a couple of months and now all of a sudden...

@Fae Yes that's expected however when it was happening before I wasn't making any gateway changes. While I cannot confirm the regular wan disconnects could not be the physical wan connection or ISP....

@shberge Thanks. I just upgraded as per the instructions. Right away the first entry logged was [WAN] of ER605 is down :-( and I didn't even change anything yet. Will try to give it some more time to...

@Fae For the most part it's good. However, there's definitely a bug in the controller software v5.0.29 because when I rename a device to a more friendly name I get the WAN port is down message and my...

@Tedd404 Agreed. I've marked it as the solution. Thank you E-T.