: Designed for 3840x2160 (4K UHD) panels, such as the HV550QUB-N5L used in various 55-inch models.
Once you have the extracted file (e.g., allupgrade_5522_8G_1G_ref56.pkg ), follow these steps: Download MT5522S PC822 3840x2160 Telefunken part10 rar
To successfully extract the firmware, you . : Designed for 3840x2160 (4K UHD) panels, such
: 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. Download MT5522S PC822 3840x2160 Telefunken part10 rar
Press and on the TV (not the remote) while plugging it back into the power source.
: The TV will typically restart automatically once finished. Do not turn off the power during this process.