Connecting 2 Sq5s digitally

I am a live sound engineer working for several bands. This is a little insight into my work.
I am based in Hamburg, Germany. If you want to contact me, please do.
Facecook: Lukas Schrauber Reichenberger
Instagram: lukas_reichenberger

[@nnamdivictore]

Pardon my ignorance but why do we need to do this?

[@sahayam10]

So when you feel like you might need an additional person to help you adjust your other layers of the mixer. Just in Case 😅