: Navigate to Settings > About or System > About to find your MCU version and Android build.
Scroll down and tap System Update or MCU Update . zxdz 01 android update
Community-developed Android builds (such as LineageOS forks) optimized to run on the ZXDZ 01 chipset. Step-by-Step Guide: How to Update Your ZXDZ 01 : Navigate to Settings > About or System