There are a few ways to block adult websites:

• Use parental controls on your browser. Most web browsers have parental controls that can be used to block adult websites. To enable parental controls in Chrome, go to Settings > Privacy and security > Site settings > Content > Blocked sites. To enable parental controls in Firefox, go to Options > Privacy & Security > Parental controls.
• Use a third-party parental control app. There are a number of third-party parental control apps that can be used to block adult websites on your computer and mobile devices. Some popular parental control apps include Qustodio, Net Nanny, and Norton Family Parental Control.
• Block adult websites at your router level. If you have a router, you can block adult websites at the router level. This will block adult websites on all devices that connect to your router. To block adult websites at the router level, you will need to log in to your router’s admin panel and consult your router’s manual for instructions.

Here are some additional tips for blocking adult websites:

• Use a safe search engine. Bing and Google have safe search filters that can be used to block adult websites from search results.
• Educate your children about internet safety. Talk to your children about the dangers of adult websites and how to avoid them.
• Monitor your children’s internet usage. Use a parental control app or software to monitor your children’s internet usage and block any adult websites that they try to visit.