Info for Faculty & Staff / Computer Tech Support

How to Lock Your Computer

For security reasons, SAR IT recommends that all Windows and Mac computers be set to automatically lock the screen after no more than 15 minutes of inactivity.

Instructions for Windows Computers:

  1. In Windows 7 and Vista, right-click the desktop, and then select Personalize. In Windows XP, right-click the desktop, and then select Properties.
  2. In Windows 7 and Vista, the Personalization window will be open. Select Screen Saver.
  3. In Windows XP, the Display Properties window will be open. Select the Screen Saver tab. From the drop-down list, select None (it’s more energy efficient to have a blank screensaver) .
  4. In the “Wait:” field, set the amount of time to a maximun of 15 minutes.
  5. In Windows 7, check On resume, display logon screen.
  6. In Windows Vista, check On resume, password protect.
  7. In Windows XP, check Password protected.
  8. Click OK. From now on, when the screen saver comes on, your workstation will be locked.

Instructions for Macintosh Computers:

  1. Open System Preferences and click Security.
  2. In General Tab, select “Require password immediately after sleep or screen saver begins.”
  3. Click Show All button then choose Desktop & Screen Saver, and move “Start screen saver:” slider to 15 or less.
  4. Quit System Preferences.
  5. From now on, when the screen saver comes on, your workstation will be locked.