Upgrading the operating system on an RK3188 device—such as common units manufactured by Pumpkin or Joying —requires precision. Below is a comprehensive, step-by-step guide to locating the right firmware, preparing your hardware, and successfully flashing your RK3188 device to Android 5.1. 1. Understanding the Rockchip RK3188 and Android 5.1
If you'd like, I can help you find a specific firmware if you tell me: rk3188 android 5.1 firmware
Step 2: Boot Your Device into Loader Mode (Maskrom/Recovery) Upgrading the operating system on an RK3188 device—such
Click the button. Accept any Windows security prompts. Once completed, restart your computer. Step 2: Boot Your Device into LOADER / Recovery Mode preparing your hardware