There are several ways to go about installing updates on a Mac.

Using the Mac App Store

To update your computer using the App Store:

  1. Open the "App Store" app on your Mac.
  2. Click "Updates" in the toolbar.
  3. Update each app individually, or click "Update All" to install all available updates.

Using Software Update

To update without the App Store:

  1. Choose "Software Update" from the Apple menu.
  2. Follow the onscreen instructions. Some software updates are also available from the Apple Support Downloads site.