What’s unchanged / missing
Fixing screen glitches, app crashes, and power management issues. How to Prepare for an Update
Once you have sourced the correct mcu.img file, follow these steps to flash it: Prerequisites
Connect to the MCU via serial terminal (115200 baud, 8N1) and send the command VER or AT+VER . The response will look like: RKPX3_FW_v2.1.4-20240315 rkpx3 mcu update
Hold the BOOT button, tap RESET , then release BOOT.
Here is everything you need to know before you flash.
To perform the update, you will need a clean, reliable storage medium. What’s unchanged / missing Fixing screen glitches, app
# List partitions lsblk -o NAME,SIZE,TYPE,MOUNTPOINT
Your RKPX3 MCU should now boot with the new firmware.
Ensure your vehicle is parked and running to prevent the system from losing power during the flash cycle. Method A: Android OS Detection (Standard) Here is everything you need to know before you flash
Before downloading any files, you must verify your stereo's exact hardware type, manufacturer prefix, and Android generation. Locate Your System Information Turn on your head unit and open the menu.
Download STM32CubeProgrammer from STMicroelectronics (free). Launch it and: