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Level 1

4 points

September 2021 Apple Update

How do I do the Sept 2021 security update for my old MacBook Pro? I can no longer update Safari browser.

MacBook Pro 13″, OS X 10.11

Posted on Sep 15, 2021 6:02 PM

Top-ranking reply

Community+ 2024

Level 10

188,736 points

Posted on Sep 15, 2021 6:09 PM

mekemp94 wrote:

How do I do the Sept 2021 security update for my old MacBook Pro? I can no longer update Safari browser.

MacBook Pro 13″, OS X 10.11

Then it is not for you.

macOS Mojave/Catalina and newer.

Security updates - Apple Support

Name and information link Available for Release date

iTunes U 3.8.3 iOS 12.4 and later or iPadOS 12.4 and l... 15 Sep 2021

Safari 14.1.2 macOS Catalina and macOS Mojave 13 Sep 2021

Security Update 2021‑005 Catalina macOS Catalina 13 Sep 2021

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