The .rar file is extracted to find a file usually named allupgrade_338_4G_sos.bin or similar.
The file typically contains the binary software ( .bin ) or firmware updates for the following hardware components: Download P130 338 PAL ATV LSC320AN02 rar
The USB is inserted into the TV, and the TV is powered on (sometimes while holding the physical Power button) to trigger the automatic firmware flash. Download P130 338 PAL ATV LSC320AN02 rar