. Always backup your current "Factory Settings" (take photos of every menu screen) because a firmware update will often reset your settings, making your steering wheel controls stop working.

Here is a structured guide on how to handle "patched" firmware for these head units. 🚗 Why Use Patched Firmware?

Patched firmware often comes with an unlocked bootloader and TWRP (Team Win Recovery Project) pre-installed, enabling full system backups and custom ROM installation.