Update4
Product model: U2W-01 Software upgrade instructions
Note:
A. Please use 64GB or less for USB disk.
B. For Method 2, please pay attention to the USB disk plug-in duration
Upgrade method one
1. Format the USB disk to FAT32 format
2. Place the AutoBox_Update.img file in the root directory of the USB flash drive.
3. Insert the product into the car's USB interface port(CarPlay Port), insert the USB disk after the standby screen shows(in Chinese).
4. The upgrade process, upgrading -> upgrade completed, remove the USB disk
Upgrade method two
(used to see the product software interface)
1. Format the USB disk to FAT32 format
2. Place the AutoBox_Update.img file in the root directory of the USB flash drive.
3. Plug the product into a USB charger (anything that powers up the USB dongle, never try this in a computer, USB charger only)
4. 10 seconds after the product is powered on, insert the USB flash drive and wait for 1 minute, then unplug the USB flash drive and disconnect the dongle from USB charger.
5. Plug the dongle into the car USB interface port.
