Configuring 5ghz Wifi For Sony Xperia Xz1 Compact On Keenetic Ultra Kn-810

A small note on how to make things rollin'.

Default configuration of Keenetic Ultra makes XZ1 Compact to stuck in a loop during authorization process.
If you can’t pair your XZ1 to 5Ghz WiFi network just switch router network to channel:

56

And you are good to go. Yeah, simple as that.
See you around!