Open the Netflix app on the TV
Go to the Netflix home screen
Select Get Help or Settings
Choose Sign Out
Confirm Sign Out if prompted
If you do not see Sign Out, use the remote to enter this sequence on the Netflix home screen: Up, Up, Down, Down, Left, Right, Left, Right, Up, Up, Up, Up
Select Sign Out, Deactivate, or Reset from the hidden menu
Confirm the action
If needed, remove the TV from your Netflix account by signing in on a web browser and using Sign out of all devices