@chrisgosling How fast is your internet service? The TL-PA4022P adapters you currently have can only go up to 100Mbps. I'm not sure why they are not connection now but if your paying for anything...

@marksmith1985 You can submit them using the link below How to submit Deco APP log Once they have been submitted you should get an email with a TKID number please reply to this post with your TKID...

@Panman81 It's very possible it's the managed switch causing the issue. If you look at this FAQ under section "Compatible Switches" they only list one managed switch that is know to work with...

@k3nwong24 Unfortunately, I need to inform you that neither the HB810 nor the Archer BE450 can form a unified mesh network with your Deco M4 units. While TP-Link's Deco and Archer Router products...

@dubai767 Do you know the hardware version of each deco? You might be able to install the new beta firmware but we will need the hardware version of each one of your deco's you can find this info on...

@David-TP @Solla-topee Is this a know issue? Would it still be under warranty after using a third party power adapter?