Click the button. We recommend "Restore" over "Upgrade" as it wipes old data and ensures a clean installation of the NHG47K build.

To ensure your PC recognizes the Rockchip device.

This usually means the firmware version is slightly incompatible with your NAND flash memory. Double-check your board version.

While holding the button, connect the from your PC to the specific USB port on the box (usually USB-4 or the one closest to the SD card slot).

Often hosts direct links to Rockchip firmware archives.

Use a toothpick or non-conductive pin to press and hold the (usually hidden inside the AV port).

Check the Android TV sections for community-verified mirrors.

A "Male-to-Male" USB cable is required to connect the box to your PC. How to Install (Flash) the Firmware Step 1: Install Drivers