: Place the extracted .bin file (e.g., GN-7100HD_original_dump.bin ) directly in the root directory of the USB drive—do not put it inside any folders. 3. Installation Guide

: Do not power off the device during the process. The receiver will typically reboot once finished. 4. Recovery (If Device is Bricked) If the device won't boot, you may need a recovery method:

: Navigate to Menu > Expansion > USB or Setting > Upgrade .