Ensure you have part01.rar and any subsequent parts (part02, etc.) from a reliable source like SmartTech TV Downloads or specialized repositories like Kazmi Elecom .
Release the button once the starts blinking rapidly. This indicates the update has started. Download 35022477 1920x1080 DAEWOO Firmware part01 rar
Go to > Settings > System (or Support ) > Software Update . Select Update by USB and follow the on-screen prompts. Method B: Force Update (If TV is Stuck at Logo/Bootloop) Power off the TV and unplug the power cord. Insert the USB drive. Ensure you have part01