This method requires a computer and a USB-A to USB-A cable to connect directly to the head unit's board .
Ensure the USB is FAT32. Try a different USB port on the back of the unit. yt5760b firmware update
Check the "Canbus" settings in the Factory menu to ensure the correct protocol for your car model is selected. This method requires a computer and a USB-A
Use a 16GB or 32GB drive formatted to FAT32. yt5760b firmware update