Read the string next to (e.g., 55Q750G or 65R646). Method B: The Settings Menu Open the main settings dashboard on your TV. Click on System or About .

: The easiest and safest method. Navigate to Settings → System → System Update (or About → System Update ) on your TV and check for available updates. If an update is found, the TV will download and install it automatically .

Use the TCL Software Upgrade page for mobile devices and tools.

If your TV is stuck in a boot loop, won't boot into the home screen, or is having trouble connecting to the internet, you can perform a manual flash using a USB drive.

Keeping your TCL firmware up to date ensures your smart TV continues to support new streaming application updates, fixes known playback and audio bugs, and maintains a secure operating environment. By always verifying your model number and utilizing verified download sources, you protect your device from software-related faults and enjoy a seamless entertainment experience.

.pkg (place on FAT32 USB).