from comments
9:20 So that's telling you that you have an incoming message, turn the knob to line up the indicator with the blinking light, and you send/receive messages with the red buttons at the top. Certain missions will require you to receive and acknowledge orders from command before you can complete the objective .
turning the dedicated "comms" knob in a lockpicking minigame to acknowledge your orders lol
Such a cool game. Glad I got to play my cousin's copy of the game and fiddle with the controller, very immersive and really feels like a mech simulator.