The topic is useful but poorly documented in many online sources. Most guides focus on older VW, SEAT, Škoda, or Audi models equipped with the RNS 300 (a basic navigation/radio unit, often from Blaupunkt or similar, used around mid-2000s to early 2010s).
You followed the steps, but the language won’t change. Here’s why: how+on+rns+300+change+language+new
On the screen, you will see several icons or text lines (e.g., Radio, Navigation, Sound, System). Overall Assessment: The topic is useful but poorly
Mark parked his car and turned the ignition on. He looked closely at the physical buttons on the left side of the radio unit. He found and pressed the SETUP button (sometimes labeled as a physical hard key next to the volume knob). What If the Instructions Don’t Work
The screen lit up with a menu. Although the text was in German, he recognized the icon for "Settings"—it looked like a gear or a toolbox.