D-Link DSL-2750U User Manual page 50

4.4.5.1 Block Website
In the Parent Control page, click Block Website. The page shown in the
following figure appears.
Click Add. The page shown in the following page appears.
Enter the website in the URL field. Select the Schedule from drop-down list, or
select Manual Schedule and select the corresponding time and days.
DSL-2750U User Manual
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