Go to > About > System update and select Local Update (USB). Follow the on-screen prompts to complete the installation. Troubleshooting & Tips
Firmware is the low-level software that controls your TV’s hardware. For the TCL 50EP660, which runs on Android TV (typically version 9 or 10 depending on the release batch), firmware updates are crucial for: Firmware TCL 50EP660
Check the XDA Developers’ TCL section or the dedicated TCL Android TV Telegram groups—they remain the fastest source for real-world solutions and the latest IMG files. Go to > About > System update and select Local Update (USB)
In this in-depth guide, we will cover everything you need to know about the software side of your television, including how to check your current version, where to find the latest updates, and a step-by-step walkthrough for manual installation via USB. For the TCL 50EP660, which runs on Android