How To Disable Firmware Updates

For this procedure you have to enter to the Service menu of the TV:

1. With TV switched off, press the following sequence on the remote: [INFO] [MENU] [MUTE] [POWER]

 !!!At this point be careful. Values are changeable with Left/Right keys. Moving in the menu is only with Up/Down!!!

2. Have to turn off the OTN Support

2.1 For E-series - have to locate the OTN Support to avoid future firmware updates.

2.1.1 E-5xxx/6xxx : Service Menu -> "Control" -> "Sub Option" -> "OPTION_SWU" -> "OTN Support" -> Off

2.1.2 E-7xxx/8xxx : Service Menu -> "Control" -> "SWU" -> "OTN Support" -> Off

2.2 For F-series. You have to enable the extended service menu. There only 3 possibilities:

IR Blaster from the TV [1]

or IR device such Nokia or Samsung

or even build a IR transmitter [2]

or use Android device with built-in IR blaster [3]

3. Have to send FACTORY+3SPEED to the TV.

4. Then have to locate the OTN Support (Service Menu -> "Control" -> "MRT Option" -> "OTN Support" -> Off) to avoid future firmware updates.

5. Power off TV.