Unzip the file and copy the contents (usually a folder named "update" or a file) directly to the root directory of the SD card—do not put it inside another folder. Insert the SD card back into the powered-off Dash Cam.
This is the recommended method as it automatically detects the correct version for your device. Ddpai Z40 Firmware Download
Insert the card back into the Z40 and power it on. The camera will detect the file and begin the update automatically. 3. Critical Precautions for Success Unzip the file and copy the contents (usually
: If the update isn't detected, try re-formatting the SD card to FAT32 before copying the firmware. Stuck on Logo Ddpai Z40 Firmware Download