How does Apple's computer camera turn on permission settings?

Details are as follows: 1. Enter the computer application interface and click "System Preferences" to enter the setting interface. 2. In the setting interface, click "flash player". This option will not appear until flash is installed. 3. Enter the flash setting interface. Click "Camera and Microphone" in the above options. 4. Enter the camera and microphone settings interface. 5. Enter the setting interface. You can see the websites with open permission in the list. If you want to add them, click+6. Click+to open the information filling interface, and enter the URL to be added in the URL bar. 7. After entering the website domain, don't forget to click the permission below to set the reminder mode. 8. After setting, you can see the information in the list. If you want to modify it, click the corresponding check box and click Modify in the pop-up box. 9. In addition, if you want to control the permissions of all sites in batches, select "Prevent all sites from using cameras and microphones" in the camera and microphone setting interface, and turn off in batches.