Downloading and installing multi-part firmware for the (3840x2160) requires careful preparation, as using the wrong firmware version for your specific panel can permanently damage your TV. 1. Download & Prepare Firmware Files
Large firmware files are often split into multiple parts (e.g., part01.rar through part04.rar ). Download MT5522S PC822 3840x2160 Telefunken part04 rar
Right-click on ( part01.rar ) using a tool like WinRAR or 7-Zip . Download MT5522S PC822 3840x2160 Telefunken part04 rar