: .7z (a high-compression archive that must be extracted to retrieve the .bin or .img firmware file).
: The TV will restart automatically once the process is finished, which usually takes about 4–10 minutes. Important Precautions Software Upgrade - TCL USA
: Can be applied via Local Update (USB) or, in some cases, OTA (Over-The-Air). Installation Guide (USB Method) Download File TCL V386 (CHASSIS MS6586).7z
: Plug the drive into the USB 2.0 port on the side of the TV.
: Turn off the TV and unplug it from the power source. Installation Guide (USB Method) : Plug the drive
: Press and hold the physical Power button on the TV (not the remote) while plugging the TV back in. Continue holding for ~10 seconds until the "Upgrading" screen appears.
The file is a compressed firmware update package specifically for televisions using the MS6586 chassis , typically found in select TCL Android TV models. This firmware (V386) is often used for troubleshooting system issues like boot loops, updating core Android features, or applying performance patches. Technical Specifications Continue holding for ~10 seconds until the "Upgrading"
Copy this file directly to the (not inside any folder) of the USB drive. Flash the Firmware :