Toshiba 40L1333DG Online Manual

To perform a factory reset, go to Menu > Setup > Reset TV, then follow the on-screen instructions. Note that this will erase all custom settings, returning the TV to its original factory settings.
Ensure the volume is not muted and the audio cables are properly connected. Check if 'Audio Output' is set correctly in the menu under Sound Settings.
Download the latest firmware from the Toshiba support website onto a USB drive. Insert it into the TV's USB port, then navigate to Menu > Setup > Software Update and follow the prompts.
Check for any loose power connections or damaged cables. Perform a factory reset, and if the issue persists, contact Toshiba support as it may require a firmware update or hardware inspection.
Use the audio output ports (such as HDMI ARC or optical audio out) to connect your external speakers. Ensure the TV audio settings are configured to output through the appropriate port.
Check the cable connections and ensure they are secure. Adjust the picture settings in the menu under Picture Settings, and ensure the source device is set to output high resolution.
Accessing the service menu is not recommended as it can affect the TV's functionality. If necessary, consult a professional technician or Toshiba support for guidance.
Replace the batteries and ensure they are inserted correctly. Check for any obstructions between the remote and the TV. If the problem persists, consider resetting the remote or using a universal remote.
The Toshiba 40L1333DG does not have built-in Wi-Fi capability. You may need to use an external streaming device with Wi-Fi connectivity to access online content.
Press the 'SUBTITLE' button on the remote control and select the desired language. Make sure the TV source supports subtitles.