Go to . Method C: Recovery Flash (.img File)
Maintaining your TCL 50EP660 with the latest firmware is essential for keeping its 4K HDR performance smooth and ensuring compatibility with the newest streaming apps. As a 2019 model featuring a VA panel and 4K Ultra HD resolution, it originally shipped with Android 9.0 (Pie). Firmware TCL 50EP660
This is the easiest and safest method as it downloads official files directly from TCL servers. Firmware TCL 50EP660