@Artur.Aragao I don't think you can downgrade from 2.3.0 to 2.2.6. The solution is to do an emergency downgrade. If you upgrade from 2.3.0 to the latest 2.3.0, you can't use rollback to go back to...

@phongtom ok, yes then you can upgrade directly. on the controller it is still listed as RC..

@pinkman If you don't use switch ACL, I don't see any problems connecting directly to the router.

@Artur.Aragao There is a new version 2.3.0 Build 20250428 Rel.18967 that seems more smooth, to upgrade you need to downgrade to 2.2.6 first. Then you upgrade from Omada firmware console. You can SSH...

@colin77 yes it was a really old and outdated switch, but you can use it without problems even though it is not Omada compatible. No there is no way to make it dumb so you have to configure VLANs,...

@colin77 What hardware version is the switch then?