Search for the "TCL Android TV Updates" channel. They maintain a bot where you can type your product ID to get the latest OTA (Over-the-Air) or IMG file.
If your model is discontinued or the official page is blank, advanced users sometimes utilize forums. link download tcl firmware for all models
V8-T658T01-LF1V506.IMG (~1.5 GB).
, and that’s a good thing. Universal firmware would destroy your TV. Instead, use the official support page or community databases with your specific model number . Search for the "TCL Android TV Updates" channel