: Insert the drive into your TV's USB port. While the TV is off, press and hold the physical power button on the back of the TV for about 10 seconds until the upgrade screen appears.
: You cannot extract part01.rar alone. You must download all subsequent parts (part02, part03, etc.) into the same folder before extracting.
: Once extracted, you will usually find either a .pkg file (for standard updates) or an .img file (for full recovery flashes). Quick Installation Guide (USB Method): Download S586T02 LF1V425 part01 rar
: Ensure your USB stick is formatted to FAT32 .
If you are searching for the firmware for your TCL Smart TV (typically for MS6586 chassis models), here is what you need to know about downloading and installing these multi-part RAR files. : Insert the drive into your TV's USB port
Check the latest official releases on the TCL Support Page or specialized communities like XDA Developers for verified links.
Do you have the from your TV's back panel? I can help you confirm if this is the right version for your hardware. You must download all subsequent parts (part02, part03, etc
: Place the extracted firmware file (not the .rar) into the root directory of the USB.