Are you trying to or just looking for a feature update ? How can I update the software of the TV? - TCL USA
: Technical guides like mojothemonkey2/TCL_Guide explain how to flash different firmware versions, including .img and .zip OTA files.
: There is a well-known community Telegram channel for TCL firmware where users share genuine files by searching for their "Project ID" found in the TV settings.
Select and then Network Update to check for available software directly from TCL servers. Manual USB Update (Official Path) :