Android 9.0 features better RAM optimization, which is critical for RK3128 devices that usually operate with only 1GB or 2GB of RAM.
Click the button and browse your PC to select your downloaded RK3128 Android 9.0 .img file. rk3128 android 90 firmware portable
In RKBatchTool, you will see options for and Restore . Android 9
Your PC will not detect the device if it is turned on normally. You must force it into a flashing state. Power off your portable device completely. Android 9.0 features better RAM optimization
You should see a new USB device in Windows Device Manager (often as “USB Composite Device”, “Android” or “Rockchip USB”) or in Linux via lsusb (idVendor 2207).