linksys ea6900

I have a 1930’s three-floor residential home with approximately 1,500 sq. ft. per floor. Walls are thick plaster over lath creating dead zones for wireless. Most rooms have Cat-6 Ethernet installed for hard-wired devices. Currently, I have the router on the main level and AP on the upper level...

So looking at the options listed below I have 5 different choices. Anyone have any recommendations for which one I should run on my AC68U? rt-ac68u_1.0.2.0_eu rt-ac68u_1.0.2.0_us rt-ac68u_1.0.2.0_us_asus rt-ac68u_1.0.2.0_us_esmt rt-ac68u_1.0.2.1_us

Hi there, new to the forum don’t take the lack of knowledge for ignorance please. The setup: Synology DS918+ NAS hardwired LAN to Linksys EA6900 - uploading from ASUS laptop (no LAN port) with Intel Dual Band Wireless-AC 8265. The upload speeds are 2 MBs “steady average”. Where should I start...