: Technical guides like mojothemonkey2/TCL_Guide explain how to flash different firmware versions, including .img and .zip OTA files.
Are you trying to or just looking for a feature update ? How can I update the software of the TV? - TCL USA
Installing incorrect or unofficial firmware can permanently damage (brick) your TV. Always verify your Chassis No (e.g., RT41 for some RTD2841 models) and Product Info before attempting a manual flash.
Users looking for specific multi-part firmware files often find them on technical community forums, though these are :
To safely update your TV or find genuine firmware, use these official or verified methods: Official Update Methods : Go to Settings > System (or Device Preferences ) > About .
They will provide a specific .bin or .img file tailored to your hardware.
Select and then Network Update to check for available software directly from TCL servers. Manual USB Update (Official Path) :