Before we start, please read the title carefully, it says RP-AC68U, not RT, so I'm referring to the AC1900 repeater and not the router. This product:
https://www.asus.com/Networking/RP-AC68U/
My main router in the living room is the AC3200, on the newest stock ASUS firmware and just in front of the stairs on the first floor, I've placed my RP-AC68U repeater. They're connected using repeater mode through 2.4GHz, signal strength where the repeater is placed fluctuates between -70...
Issues with RT-AC3200 and RP-AC68U
https://www.asus.com/Networking/RP-AC68U/
My main router in the living room is the AC3200, on the newest stock ASUS firmware and just in front of the stairs on the first floor, I've placed my RP-AC68U repeater. They're connected using repeater mode through 2.4GHz, signal strength where the repeater is placed fluctuates between -70...
Issues with RT-AC3200 and RP-AC68U