I have 3 Tapo C200's but only one of them has updated to the latest firmware. I've tried rebooting the other 2 and force quitting the app but it says they are up to date. All 3 are hardware version 1.

Hello all, I've bought extender RE305 from TP-Link. I am trying to set up the repeater correctly, but for some reason it does not want to connect to 5 GHz network of my main router. It connects to 2,4