Follow these instructions sequentially to successfully flash the Ver 4.0.2 firmware onto your receiver. Step 1: Prepare the Firmware File
Fixes a kernel panic error that caused some boxes to freeze on the "ON" or "BOOT" display panel. Critical Prerequisites Before Downloading
: Do not upgrade during severe weather or unstable power conditions. A power outage during the flashing process will interrupt the write sequence and ruin the device. Step-by-Step Installation Guide