How to set the auto scan for a software update
1.
Press the Home button.
2. Scroll to Settings.
3. Scroll to System and press OK.
4.
Scroll to More and press OK.
5. Scroll to Software upgrade and press OK.
6.
Scroll to Scan for upgrade.
7.
Press OK. Wait while the TV searches for new software. If new software is available follow the on screen prompts to install it.