To help you find the exact firmware version or fix any post-installation issues, tell me:
Document your current factory configuration values. Capture photos of your existing MCU version, Android build number, and specific Canbus protocol selections. Step 1: Locating and Downloading the Firmware File xyauto 9212b firmware update
Used if the Update app fails or if the unit is stuck in a bootloop. To help you find the exact firmware version
Official firmware sources are scarce because XYAuto is an OEM manufacturer that sells to resellers (Eonon, Seicane, Joying, Pumpkin, etc.). However, you can find updates through these channels: Android build number