If you are nervous about using third-party ROMs, consider these official or semi-official sources:
You are an experienced user, your TV is out of warranty, it is currently bricked (non-functional), and you have verified the Project ID matches the file exactly. A2zrom.com Tcl Tv
So, what makes A2zrom.com Tcl Tv stand out from the crowd? Here are some of its key features: If you are nervous about using third-party ROMs,
Firmware from unofficial sources may be old and missing updates for known vulnerabilities (e.g., Broadpwn or KRACK Wi-Fi exploits). your TV is out of warranty