To get past the security guard ti find Classi in The Thin White Line in South Park: The Fractured But Whole go to the front left of the room and hover over the pipe nozzle and select the nozzle icon:
Go to the highlighted area and follow the button prompts. Enter investigation mode and use Snap N Pops to drop the screen onto the security guard:
To to the back right of the room and use Snap N Pops to open the wire box:
Enter investigation mode, hover over the cable box, select the hamster icon and go to the highlighted area.