LG 42PG100R Owner's Manual page 68

Option
Language
Country
SIMPLINK
Key Lock
ISM Method
Power Saving
Set ID
Factory Reset
DE F G OK RETURN
Option
Language
Country
SIMPLINK
Key Lock
ISM Method
Power Saving
Set ID
Factory Reset Factory Reset
G To set
DE F G OK RETURN
Factory Reset
Yes
F G OK RETURN
No