The firmware successfully installed, but the panel configuration settings do not perfectly match your screen panel.

To download the SP36811 file, follow these steps:

Here are some general aspects to consider when reviewing firmware downloads like SP36811.5:

If the TV constantly restarts, a recovery file may be necessary. Installation Guidelines Preparation: Use a high-quality, FAT32-formatted USB drive.

Since firmware is specific to the display panel you are using (not just the board), it is highly recommended to check community-driven databases like Dip Electronics LAB for verified eMMC and USB upgrade files.

Press and on the TV panel (or key pad) while simultaneously plugging the TV back into the wall outlet.