To enable screen lock on MacOS, you must follow these steps on all user accounts on your workstation:

  • Click the Apple icon on the top left of the screen
  • Select System Preferences

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  • Select Security and Privacy

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  • Enable Require password after sleep or screen saver begins.


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  • Ensure the time value is less than or equal to 15 minutes
  • Configure display sleep time for your workstation for both battery power (if you have a laptop) and AC power
  • Go back to System Preferences
  • Select Battery

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  • In the left-hand column, select Battery
  • Modify Turn display off after such that this value is no more than 45 minutes

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  • Next, select Power Adapter.
  • Modify Turn display off after such that this value is no more than 45 minutes

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  • Alternatively, enable screensaver by selecting System Preferences
  • Select Desktop & Screen Saver

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  • Modify Start after such that this value is no more than 45 minutes

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