UPGRADE FIRMWARE FOR Car Stereo Custom 1

How to Upgrade Firmware for Car Stereo

  1. 1. Login to download the firmware to your computer.

  2. 2. Unzip the file.

  3. 3. Select the 2 unzip files and right click the files and press copy.

  4. 4. Click the USB drive's icon, right click and paste.

  5. 5. Plug the U drive to your car stereo.

  6. 6. Power the car stereo, Wait for a moment, The car stereo will automatically upgrade.