While holding the button, connect the TV box to your PC via the USB OTG port (usually the one closest to the power jack). Device Recognition
Note: Links change – search exact filenames. rk3229 android 10 firmware updated
: Essential Rockchip drivers must be installed on your PC first so the device is recognized in "Loader" or "Maskrom" mode. While holding the button, connect the TV box
Watch your PC screen. The FactoryTool software will flash a message saying or show a green indicator. Release the reset button once detected. Step 4: Flash the Android 10 Firmware While holding the button