Keep holding the Power button until the screen displays an "Upgrading...", "Installing system update", or a software flashing progress bar.
The easiest way to update is through your home network. Ensure your TV is connected to a stable Wi-Fi or Ethernet connection before beginning. Open Settings : Press the button on your remote and navigate to the (gear icon) in the top-right corner. Navigate to About Device Preferences Check for Updates System Update Network Update from the pop-up box. : If an update is found, select tcl 55c2us firmware update work
Before you start, it's important to get everything ready. Taking a few minutes to prepare properly can save you hours of headaches later on. Keep holding the Power button until the screen
: If an update is found, select OK or Update to confirm. The TV will download the file, install it, and restart automatically. Open Settings : Press the button on your
Perform a hard hardware reset using Method 3, or enter Recovery Mode to clear the cache. Important Safety Reminders