The Rockchip RK3229 chipset, widely used in budget Android TV boxes like the MXQ Pro 4K, remains a popular target for "exclusive" firmware updates due to its longevity and community support. While most of these devices originally shipped with Android 4.4, 5.1, or 7.1, Android 9.0 (Pie) firmware is available as an upgrade for specific models and through community-driven custom ROMs. Available Android 9.0 Options
Supported variants (Most common):
What is RK3229?