: If the language option is greyed out, ensure the vehicle is stationary and the ignition is fully on.
If your RNS 300 is currently in a language you don't understand (like German or Japanese), follow these steps by position: how+on+rns+300+change+language+new
If you're experiencing issues with changing the language on your RN 300, try the following: : If the language option is greyed out,
Note: This works on firmware version 1.9.0 and above. If your unit does not beep, ignore this—stick to the standard rotary method above. select that first.
to scroll through the setup menu until you see “Language” or a flag icon / globe icon. On some versions, it may be under a submenu called “System settings” – if so, select that first.