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Continue to ChatHow to update the software on your Mac — Apple Support https://tips.applenws.com/how-to-update-the-software-on-your-mac-apple-support/2020/youtube/apple-channel
How to update the software on your Mac — Apple Support https://tips.applenws.com/how-to-update-the-software-on-your-mac-apple-support/2020/youtube/apple-channel