Q1: What Should I Do If the Factory Radio Interface Doesn’t Display Correctly?

If the factory radio interface doesn’t appear in the correct scale on your new head unit, follow these steps to adjust the display:

1. Go to Settings: Access the settings menu on your head unit.
2. Navigate to System: Tap on ‘System’ to find the relevant options.
3. Select Setting Guide: Choose the ‘Setting Guide’ option from the system menu.
4. Enter Car Model: Locate the ‘Car Model’ setting.
5. Enter Passcode: When prompted, enter the passcode 666888 to unlock the car model settings.
6. Choose Your Car Model: Select the appropriate model for your car from the list provided.

Once these steps are completed, the display should fit your screen perfectly.

Q2: What Should I Do If I Lose My Factory Radio System or Touchscreen Functionality?

If you experience a loss of your factory radio system or touchscreen functionality, follow these steps to resolve the issue:

1. Download the Patch: Download the necessary patch file from this link: [Patch2407]
2. Connect via USB: Use a USB drive to transfer the patch file to your head unit. (Please save the file to the root directory, and do not change the file name.)
3. Go to Settings: Access the settings menu on your head unit.
   Navigate to Upgrade: Select ‘Upgrade’ from the settings menu.
4. Choose Upgrade Type: Depending on your issue, select either ‘Simple Upgrade’ or ‘Protocol Upgrade.’
5. Install the Patch: The patch will begin installing. Once it’s completed, proceed to the next step.
6. Power Off Your Car: Turn off your car for 10 minutes.
7. Restart Your Car: After 10 minutes, restart your car. The head unit will reboot, and the problem should be resolved.