Download Vst 6a338 Pb818 1366x768 Samsung Usb Tested Part2 Rar -

: Do not power off the TV during the update. This will damage the motherboard's SPI flash memory. Troubleshooting Common Issues

: Open the .rar file and copy the firmware file (usually ending in .bin ) to the root directory of the USB. Do not put it in a folder. : Do not power off the TV during the update

I can give you more specific instructions based on your situation. How to Upgrade VSP Devices via USB Drive - Extreme Portal : Do not power off the TV during the update