as the description indicates, is it wise to set the automatic restart schedule?

Is it possible to wired the Deco on the first floor and to connect the third Deco on the second floor without any wires? Perhaps that will help improve WiFi range and speed?

Hi all, Today I received and installed my new Deco M4 (3 box). However, the wifi above is even less than what I had before. With the speed tests I now get: downstairs (main Deco) more than 250mbit,...