: To fix software-related issues like a stuck logo, "boot loop," app failures, or to update the system.
: Copy the extracted firmware file directly to the root of the USB drive (not inside any folder). Flashing Process : Power off the TV and unplug it from the wall. Insert the USB drive into a USB 2.0 port.
: Right-click on Part 1 and select "Extract Here" using a tool like WinRAR or 7-Zip . This will automatically pull data from all other parts, including part10, to create a single usable firmware file (usually ending in .pkg or .bin ). USB Installation Procedure Download MT5522S PC822 3840x2160 Telefunken part10 rar
: The TV will typically restart automatically once finished. Do not turn off the power during this process.
Release the button when the indicator light starts blinking rapidly, indicating the update has started. : To fix software-related issues like a stuck
: Using the wrong firmware can permanently "brick" your TV. Double-check that your TV's mainboard model is exactly TP.MT5522S.PC822 and matches your screen panel type before proceeding.
motherboard . This board is built for smooth 4K playback and features a quad-core ARM Cortex-A53 CPU. Motherboard Model : TP.MT5522S.PC822 Insert the USB drive into a USB 2
: Format a USB flash drive (at least 8GB) to FAT32 .