These files usually cannot be installed via USB if the TV won't boot. You typically need an RT809H or CH341A programmer to write the data directly to the chip. 🔍 Where to Find This File
Many "Download" buttons on firmware sites are actually advertisements or malware. Download WANSA LOGO 35018484 part2 rar
To help you find the software you need and avoid damaging your TV, could you tell me: What is the Model Number on the back of the TV? These files usually cannot be installed via USB