You changed some personal settings, but they were reset after you switched off the TV.
Verify if the TV is set to SHOP mode. Use the remote control to select: Main menu>Location.
Only the HOME mode allows you to change any preferred settings.
To change to HOME mode follow the steps below.
- Press the 'MENU' button on the remote control to access the main menu.
- Press the cursor down to select LOCATION and press the cursor right.
- Select HOME and press the 'OK' button for confirmation.
- Press the 'MENU' button to exit the menu.