Database corruption or "No Signal" software bugs.
You should download and install this firmware if your device experiences: The receiver freezes during startup. Wi-Fi Issues: The MTK7601 Wi-Fi adapter is not recognized.
Since firmware versions are updated frequently (e.g., to fix YouTube or IPTV protocols), it is best to source the file from: The official support website.
If the device still functions, back up your current Channel List to USB before upgrading. 🔍 How to Find the Download
A power cut during flashing can permanently "brick" the device.