How to Update a MacBook Pro

Click the Apple icon in the top-left corner of the desktop to access the Apple menu. Select 'Software Update...' It is the second choice on the menu. This loads the Software Update application and checks for available updates. You must have an Internet connection to view and download updates.
Click 'Install' to install updates if OS X indicates they are available. Choose 'Show Details' if you want to see more information about updates or manually select the updates you wish to install. You may need to enter your password to install certain updates.
Click 'OK' and 'Quit' after the updates are done installing. You may need to restart your MacBook Pro.
Click 'Quit' if you receive a prompt stating that your MacBook Pro is up to date. Check for updates frequently to keep your computer safe.
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