: The 1.20 firmware addresses frequent crashes and "hanging" issues reported in earlier builds, providing a smoother navigation experience through the system menus. Enhanced Wi-Fi Connectivity
The most common way to apply the 1.20 update is via a manual flash: Sunplus Box Tv 1.20 Update
If you'd like to check for a specific model, please tell me the (e.g., 1506G, 1507A) or the brand name of your receiver so I can find the exact changelog. Dvb T V1 1 Software Sunplus Box Tv 1.20 Fix - SoundCloud : The 1