Change Privacy preferences in Safari on Mac
In the Safari app on your Mac, use Privacy preferences to remove and block data that websites can use to track you in Safari. To change these preferences, choose Safari > Preferences, then click Privacy.
Prevent cross-site tracking
Periodically delete tracking data from third-party content providers, except for third-party content providers you visit.
Some websites use third-party content providers. A third-party content provider can track you across websites to advertise products and services.
For a Privacy Report that shows who’s been blocked from tracking you, see See who was blocked from tracking you.
Hide IP address
Hide your Mac from internet trackers. When you connect to a network, your Mac gets a unique ID called an IP address that can be used to identify you. When you’re on the internet, trackers and websites use the IP address to follow you.
Choose one of the following:
Note: iCloud+ features aren’t available in all countries or regions. See the Apple Support article Availability of Apple Media Services.
Block all cookies
Prevent any websites, third parties or advertisers from storing cookies and other data on your Mac. This may prevent some websites from working properly.
Manage Website Data: See which websites store cookies and other information on your Mac. Remove cookies and website data for individual websites or all of them.
Allow websites to check for Apple Pay and Apple Card
When you visit a website that uses Apple Pay, the website can check if you have Apple Pay enabled on that device. If you’re using a Mac to which a card cannot be added, the website can check if you have Apple Pay set up on an iPhone or on Apple Watch. Apple websites and apps can also check to see if you have Apple Card. You can stop websites you visit from checking if Apple Pay is enabled or Apple websites from checking if you have Apple Card on your Mac anytime by going to Safari > Preferences > Privacy and deselecting “Allow websites to check for Apple Pay and Apple Card”.
This option appears if you have either a:
If you allow websites to check if Apple Pay is set up, one of two things can happen:
Allow privacy-preserving measurement of ad effectiveness
Let advertisers measure how they’re doing without associating ad activity with you.