Open the Google Play Store and install a parental control or website blocker app
Open the app and enable website filtering or adult content blocking
Add porn site URLs to the block list if the app allows custom blocking
Turn on SafeSearch in Google Search settings
Turn on Restricted Mode in YouTube
Use Family Link to manage the Android device and restrict web content
Set up DNS filtering with a family-safe DNS service
Change the router’s DNS settings to block adult websites on the network
Use a browser with built-in adult content blocking and enable its safe browsing settings
Enable Safe Browsing in Chrome settings
Use Screen Time or parental control features from the device manufacturer if available
Lock the blocker app with a PIN so it cannot be disabled easily
Remove or restrict browsers that do not support content filtering
Keep the device updated to ensure security and filtering features work properly