By using the Webpages rules, you can block websites by their URLs, names, or query arguments:

1. Create an Activity rule.

2. Select Webpages under the types of activities.

3. Select the users the rule will apply to.

4. Specify the detection conditions for the URL, Name, or the Query Arguments options.

5. Select an action to take when the rule is violated.

6. Select the REDIRECT action if you want to redirect the user to a different site.