Are you having a (like Bluetooth dropping or screen freezing)?
Use a high-quality brand (8GB to 32GB). Format it to FAT32 . xzent x-422 software update
I can give you highly tailored troubleshooting steps based on your setup. Share public link Are you having a (like Bluetooth dropping or
Updating the maps on the X-MAP22FEU card is a specific process: xzent x-422 software update
: Stabilizes high-bandwidth wireless audio connections and repairs phonebook syncing bugs.
use your original navigation SD card for the software update, as this may corrupt your map data. Installation Process (Overview) X-422_Update_v1.3.exe file from the XZENT Support Archive