Instructions
CAUTION: Some updates may require you to restart your Mac. To avoid losing data, please save all of your work before continuing.
- Open System Settings.
- Click General, then click Software Update.
- Click Update Now.
- If you are presented with a license agreement, review the agreement. If you agree to the terms, click Agree.
- Type your password, then click OK.
- Wait for the software update to download.
NOTE: If the update indicates that a restart of your Mac is required, your Mac may restart without warning after this point.
Outcome
Your Mac is up to date.
TIP: We recommend enabling automatic updates to avoid having to manually install updates.