@Lotus_Eater It is possible your home automation hardware does not understand band steering, dual-band and/or WiFi mesh roaming. To start with eliminating different possibilities, do this: Turn off...

@Guitarman1 Configure Deco mesh to run in Access Point mode: How to set up Deco to work in Access Point mode After that, all you will need to do is set port forwarding rules on MikroTik router.

@Kendow Start with this: General questions about Ethernet Backhaul feature on your Deco

@StevenVDM TP-Link released Deco X50-Outdoors: https://www.tp-link.com/us/deco-mesh-wifi/product-family/deco-x50-outdoor/ You can add it to your Deco mesh and place outside.

@Ruben15121997 Yes, you can do that.

@StevenVDM See this FAQ document: How to select a preferred signal source on the Deco App