ContribucionesMost RecentMost LikesSolutionsRe: unable to connect Chamberlain Liftmaster garage door opener (myQ app) to T-mobile 5G internet Had the same frustrating problem. Read some posts that the problem was the old model KVD21 router, which I had. Spoke to Tmobile and had the send me the newer model 5688w and that fixed the problem.
