: Do not power off until the TV restarts automatically. Common Sources
Press and hold the on the TV panel (not the remote) and plug in the power cord. Download CV338H T50 1920x1080 SamsungIR part1 rar
: Typically contains a .bin file (e.g., CtvUpgrade.bin or allupgrade_338_4G_1G.bin ). Installation Procedure (USB Method) : Do not power off until the TV restarts automatically
: Multi-part RAR archive ( part1.rar ). You must download all parts (e.g., part1, part2, etc.) into the same folder before extracting to avoid "corrupt archive" errors. Installation Procedure (USB Method) : Multi-part RAR archive
These files are typically hosted on technician forums such as , Kenotrontv , or Mslw . If you have downloaded part 1 but are missing the rest, you will need to find the specific thread on these sites to acquire the remaining parts.
Keep holding until the update progress bar appears on the screen.