), you need the specific USB firmware file, typically named MstarUpgrade.bin or similar, housed within a .rar or .zip archive. 📥 Download Resources
: Mismatched firmware can cause upside-down images or distorted colors. Download MS65860 ZC01 TELEFUNKEN LED55S37T2SU rar
: The update happens automatically; the screen may stay dark during the process. Do not unplug the TV until the indicator stabilizes or the TV reboots. ⚠️ Critical Precautions ), you need the specific USB firmware file,
Plug in the power while holding the button until the indicator light starts flashing rapidly. Do not unplug the TV until the indicator
: Unpack the .rar archive and move the .bin file to the USB root directory (do not put it in a folder). Insert & Flash : Power off the TV and insert the USB into the USB 2.0 slot. Press and hold the Source button on the TV panel.