Vizio M556-H1 User Manual
![Vizio M556-H1 TV manual cover](/images/bEbyyBawyeFdygcQDHmLrWVw/thumbs/thumb175x175.webp)
To connect your Vizio M556-H1 to Wi-Fi, press the Menu button on your remote, then navigate to Network. Select your Wi-Fi network from the list and enter the password if prompted.
If your Vizio M556-H1 TV is not turning on, check the power cable connection, ensure the outlet is working, and try using a different remote or the power button on the TV itself.
To update the firmware, go to the Menu, select System, then Check for Updates. If an update is available, follow the on-screen instructions to install it.
If the picture is blurry, check the display settings under Picture in the Menu. Adjust the sharpness and ensure the resolution is set to match the source content.
To perform a factory reset, go to Menu, select System, then Reset & Admin, and choose Reset TV to Factory Settings. Confirm when prompted.
Yes, you can control your Vizio M556-H1 using the VIZIO SmartCast Mobile app, available for both Android and iOS devices.
The Vizio M556-H1 includes HDMI ports, USB ports, Composite input, Ethernet port, and Optical Audio Out for various connectivity options.
To adjust audio settings, press the Menu button, navigate to Audio, and adjust the various settings such as volume level, balance, and surround sound options.
If the remote stops working, check the batteries, ensure there are no obstructions between the remote and the TV, and try resetting the remote by removing the batteries and pressing all buttons.
To enable Closed Captions, press the Menu button, go to Channels, select Closed Captions, and turn them on by choosing the desired caption style.