How to enter the secret service menu on LG TV

Video review - how you can enter the service (injector) secret menu on your LG TV using a normal laptop and audio file by entering the secret code 0413.
How to make a replacement for the service or injection console at home led from the old remote and 3.5 mm plug from the headphones.
In this menu it is possible to change the settings of the region, the interface language, to make a full reset of the TV
We strongly recommend to make any adjustments if you are not sure what you are doing right. By repeating this video you do so at your own risk!