(Do not rely on random third‑party file hosting sites; they may carry modified or malicious firmware.)
This guide covers finding and downloading firmware for TCL Smart TVs (Android, Google, and Roku TV) and mobile devices Download Tcl Firmware For All Models
on the TV (not the remote), and plug it back in until the LED blinks. 2. TCL Mobile Devices (Smartphones & Tablets) (Do not rely on random third‑party file hosting