Change Websites preferences in Safari on Mac
In the Safari app on your Mac, use Websites preferences to customize how you browse individual websites. To change these preferences, choose Safari > Preferences, then click Websites.
The settings you can customize (such as Reader and Content Blockers) are listed on the left.
To apply a setting to a website on the right, first select the setting, then choose the option you want from the pop-menu next to the website.
Choose a percentage of zoom to make text and images on the site easier to see.
Sites you allow to send notifications are also listed in System Preferences. See Customize website notifications.
Block pop-up windows that appear when you open or close a webpage.
Note: Some websites use pop-up windows for essential content.
The WebGL setting appears only for computers on which WebGL may present a security risk. If the setting doesn’t appear, the site can show WebGL content.
Currently Open Websites
Websites that are open in a window or tab in Safari. You might have previously chosen an option from the pop-up menu for some of these websites.
The list of websites you’ve customized. If you don’t see Configured Websites, either you haven’t customized a website yet, or you’ve cleared the list.
Remove the selected website from the list of configured websites.
When visiting other websites
Choose an option from this pop-up menu to apply it to any website that you haven’t already chosen a setting for.
To apply a setting to all websites, make sure no websites are listed under Configured Websites (to clear the list quickly, select the websites, then click Remove). Then click this pop-up menu and choose the option you want.