LG privacy settings
Source: How to stop your LG TV from spying on you
Automated Content Recognition
Settings / All settings / General / System / Additional Settings: switch Live Plus off
User agreements
Settings / All settings / Support / Privacy and Terms / User Agreements: remove agreement to everything except Terms of Service
Advertising tracking
Settings / All settings / Support / Privacy and Terms / Advertising: switch on Limit Ad Tracking, select Reset AD ID
App permissions
Settings / All settings / Support / Privacy and Terms / App Permissions: check all permissions, especially Camera and Microphone
Personal information
Settings / All settings / Support / Privacy and Terms / Delete My Personal Information: click each and select Delete