: "Zentralrechner" (Central Computer), indicating a unit with a built-in screen (unlike "PQ" units used in older chassis).
: Form factor (Zero Resistance/Composition Media units with two knobs). i--- Mst2-eu-vw-zr-p0472t
Once the screen says the update is complete, select Cancel or back out. The unit will reboot one final time. Phase 3: Activating Features (AppConnect/CarPlay) : "Zentralrechner" (Central Computer)