@Bsworld 1. Sounds good. 2. I would still try to disable Fast Roam as a test. This FAQ explains why it can cause issues to devices. Disabling Roaming on the stationary devices would not address the...

@Kevin_Z No worries at all, you may be more inline to answer the question as you may have more direct experiance with the product. Feel free to jump in and help anytime you have anything to add.

@GCTexas The instructions are acutally step by step in the Deco app, but this video may provide help: https://www.youtube.com/watch?v=jYbvseOfFpY

@Bsworld The first thing we always recommend is to check for firmware updates, but you have already done that. The next few items would be network related. First try hitting the 'network...

@Rick423 Have you tried the previous suggestions to change the DNS on your WAN of your Router? If not i recommned Google or OpenDNS public addresses. Googles are 8.8.8.8 and 8.8.4.4 OpenDNS...

@Dr_Ho Same router? What hardware version and What firmware are you using?