This article shows you two operating system ( netcast and WebOS) can be solved by factory reset an LG smart TV
The procedure of factory reset very easy, but it will depend on the version of the operating system of the television and the remote control. let us check the step by step
Webos
Step 1: Press the Home button on your remote
Step 2: Select the settings button of the TV.
Step 3: After that Select Advanced settings menu
Step 4: Choose the General menu and click Reset to initial configuration
Step 5: Enter your password on the TV, if you have not a set password
Step 6: Enter your password if you have one. The TV will begin to restart.
Step 7: If you have not set a password, the factory set password is usually 0,0,0,0 or 1,2,3,4.
Step 8: Confirm the message that appears.
Netcast
Step 1: Press the menu button on your remote or TV
Step 2: Select the settings button of the TV.
Step 3: Select the option button
Step 4: Press the up and down arrows and highlight “Initial Settings”.
Step 5: Press “Enter”.
Step 6: Use the left and right arrows to select “Yes” and press “Enter”. You will have restored the original settings.
 here we explain how can be solved by factory reset an LG smart TV){kind=link}