Ensure the file is not inside a folder on the USB drive.
Adjust the "LVDS TI Mode" or "Bit Depth" in the Service Menu. Update the software on your Samsung smart TV or monitor Download MS3663 PC821 1920x1080 Cristor Dump rar
Copy the extracted .bin file (usually named allupgrade_ms3663_pc821.bin or similar) directly to the of the USB. Flash the TV: Turn off the TV and unplug the power cord. Insert the USB drive into the TV's USB port. Ensure the file is not inside a folder on the USB drive
Once the blinking stops or the TV restarts, the process is complete. Remove the USB drive before the TV tries to boot again. Troubleshooting Flash the TV: Turn off the TV and unplug the power cord
The standby LED should start blinking rapidly, indicating the update is in progress. Do not turn off power while the LED is blinking.
If you have downloaded the .rar file, you must first extract the .bin firmware file using a utility like WinRAR. Follow these steps for a USB update: Use an empty USB drive formatted to FAT32 .