Method A — Over‑the‑Air (OTA)
This is the easiest method if you have an OTA or "Local Update" zip file. zxdz 01 firmware update
– Some ZXDZ 01 boxes include a QR code linking directly to the latest firmware. Check your original packaging. Method A — Over‑the‑Air (OTA) This is the
(this is a common requirement for ZXDZ units to recognize the file). Copy it to the root directory of your FAT32 USB drive. Trigger the Update: Plug the USB drive into the head unit's USB port. Settings > System > System Upgrade > Local Upgrade The system should detect the update_wj.zip red checkmark (or similar indicator) should appear next to the file name. Start Update (this is a common requirement for ZXDZ units
: Check the "About" or "System Information" section in the device settings to confirm the new version number is active. Could you clarify the type of device (e.g., LED controller, automotive tool, camera) or the brand name