@Anthony_G Your layout looks good to me but your coverage will depend on many factors, such as the type and thickness of the walls. It's probably just a question of trying everything and see how well...

@Marvin_S Thank-you for your response. Allow me to answer your questions: 1. The MR500 is connected directly to the main router using a LAN port of the MR500. If I use the WAN/LAN port of the MR500,...

@Anthony_G I used to have a similar setup using AX55 routers. Most (if not all) Tp-Link routers can be used in Wireless Router mode or in Access Point mode. As you already have your router in AP...

@Marvin_S Thanks for responding. After a day, the speed has not dropped. It would appear that there is a problem with the WAN/LAN port speed negotiation which the engineers should look at. The MR500...

Update: Changing the MR500 cable connection from the WAN/LAN port to one of the other LAN ports fixed the problem.

I recently discovered that the MR500 LAN connection to my main router has dropped to 100 Mbps instead of its normal 1 Gbps. The MR500 is being used as a secondary internet connection in a failover...