Sites like XDA-Developers or dedicated BMW forums (Bimmerpost) are the best places to find firmware updates for the MTK 8259 chip.

IPS Anti-glare touchscreen, often 10.25 or 12.3 inches.

This "BMW 8259ver01" system is commonly found in older BMW models (such as the E46, E90, or E60) that have been upgraded with modern infotainment features like Apple CarPlay, Android Auto, and GPS navigation. Overview of the BMW 8259ver01 System Key Features & Hardware Specs Installation Basics User Interface & Operation Common Troubleshooting (The "Fix" Guide) Accessing Official Documentation 1. Overview of the BMW 8259ver01 System

If you encounter issues with your BMW 8259ver01 unit, try these standard fixes: