How to Upgrade Car Stereo Firmware

Is there any problem with your car stereo?
Does it run very slowly?
In most cases, upgrading firmware can fix most problems.
But how to upgrade car stereo?
Here we go.
  • Step 1: Check your current firmware version then contact us.
  • Step 2: Follow the instructions and provide us with all the information in need.
  • Step 3: Download the firmware through the link we provided by email.