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5.5 Sound settings
- Press OK button to enter submenu when highlighted.
●
Sound settings
Select desired sound output mode.
5.6 Memory clear
- Press OK button to enter submenu when highlighted.
●
Memory clear
Clear the memory to make this machine working more efficiently.
5.7 Upgrade
- Press OK button to enter submenu when highlighted.
- Then use navigation buttons to select upgrading package and upgrade the smart TV
accordingly.