Part number must be 9 or 10 characters long, only letters and numbers. You can find it in system settings, service menu, and at the back of the head unit.
5C0 035 680 details
VW Discover Media
Infotainment Name
MIB2 Std PQ
Infotainmen Generation
Various PQ VW cars
Car model
Unknown Vendor
Infotainmen Vendor
Latest Firmware: Unknown FW
GPS navigation: Yes
DAB radio: No
MOST loop: Unknown
WLAN support: Supported
Reverse camera support: Unknown
App-Connect support: Supported
Hackable: Unknown