Keep the original front USB while adding a hidden rear USB port for a cleaner OEM-style setup. No more messy front-panel cables — enjoy a more concise, neat, and factory-like interior appearance.
RCD330 PLUS latest 5522 firmware 187B / C / E Noname
All resources come from the Internet，FREE
4 Languages English/Spanish/Portuguese/Russian for 5522
2 Languages English/German for 5522
1 language Chinese patch for 5522 (4 Languages English/Spanish/China/Russian)
How to upgrade firmware.
1. Download and put on to a USB stick
2. Plug into the head unit, turn on and hold the "setup" button for 5 secs
3. Select software update and pick the file on the USB
4. Wait. Until the progress bar of the upgrade reaches 100%.
5. Head unit will reboot. Done
mega password please
for 1 language Chinese patch for 5522
Hi
I updated the unit as having phone call issues to 5522 however unit is in a Skoda and originally had green for menu volume etc
is there a patch or firmware I can load to the unit so that the green colour returns to the unit
thanks
Use this for updates
free and for Skoda green use 5606
https://www.reddit.com/r/RCD_330/wiki/firmware/