Follow the on-screen prompts to begin the "System Update" or "Software Reinstallation."
If you are attempting to fix a "reboot loop" or update your vehicle's head unit, follow this general guide: F3503022019.7z
: Use a tool like 7-Zip or WinRAR to extract the .7z file. You should see several files, typically including a .kwi or image file. Format the SD Card : Format your SD card to FAT32 . Follow the on-screen prompts to begin the "System
: You will need a high-quality SD card (usually 16GB or 32GB). F3503022019.7z
: Move the extracted files directly to the root directory of the SD card (not inside a folder). Installation : Turn your vehicle's ignition to ACC or On . Insert the SD card into the vehicle's map/data slot.