To Update Your Mac
1/ open the App Store program on your Mac:
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2/ click on the Updates tab at the top of the App Store window:
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3/ click the “Update” button beside an item or the “Update All” button at the at the top.
Some updates will take a while to download and after, may require a restart for installation.
4/ after you have installed all of the Updates, go back to the App Store and check its status:
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