Change Privacy preferences on Mac
Use the Privacy pane of Security & Privacy preferences to manage the information your Mac makes available to others across the Internet or on a network.
To open this pane on your Mac, choose Apple menu 
> System Preferences, click Security & Privacy, then click Privacy.
Location Services | When you enable Location Services, you allow apps, system services and websites to use the current location of your Mac to provide information, services and features appropriate to where you are. To see specific system services that use your location, click the Details button. Location-Based Suggestions allows the location of your Mac to be used by Spotlight Suggestions and Safari Suggestions. |
Contacts, Calendars, Reminders and Photos | Shows the apps that have requested access to your contacts, calendars, reminders or photos. Deselect the app if you want to prevent it from accessing this information. Note: In Photos, if you have items that are stored outside the Photos Library, other apps may still have access to them. |
Camera | Shows the apps that have requested access to the camera on the Mac. Deselect the app if you want to prevent it from controlling your camera. |
Microphone | Shows apps that have requested access to the microphone on the Mac. Deselect the app if you want to prevent it from controlling your microphone. |
Accessibility | Shows apps that run scripts and system commands to control your Mac. Deselect the app if you want to prevent it from controlling your Mac. |
Full Disk Access | Shows apps that can access data from other apps (including Mail, Messages, Safari and Home), data from Time Machine backups and certain administrative settings for all users on this Mac. |
Automation | Shows apps that can access and control other apps on your Mac. Deselect the app if you want to prevent it from controlling other apps. |
Analytics | To help Apple and other developers serve customers better and improve the quality of their products, you can choose to automatically send analytics information to Apple and app developers. See Share analytics information from your Mac with Apple. |
Advertising | Sometimes you’ll receive ads in Apple apps and on your macOS devices that are targeted to your interests. To limit these ads, click the Limit Ad Tracking tickbox. You may still receive ads, but they won’t be sent based on data captured by ad tracking. To view what information about your device is used to deliver ads to you in Apple News, Stocks and the Mac App Store, click View Ad Information. To review Apple’s Advertising and Privacy policy, click About Advertising and Privacy. |
Lock | Locks or unlocks Security & Privacy preferences. Click the lock icon |
to unlock it, then enter an For more information about privacy in macOS, see Guard your privacy.