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Level 1

8 points

El Capitan installer is damaged, now what?

I tried to reinstall El Capitan on my mbp like before but now it says it is not possible. installer is damaged. Now what?

MacBook Pro 15″, OS X 10.11

Posted on Sep 28, 2020 7:10 AM

Top-ranking reply

VikingOSX

Community+ 2024

Level 10

116,387 points

Posted on Sep 28, 2020 12:03 PM

Delete the current El Capitan installer, and empty the Trash. Using only the Safari browser, visit this link to download El Capitan again. It will likely go to your downloads folder, and when you run that .dmg, it will then install the familiar upgrade installer in your Applications folder.

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El Capitan installer is damaged, now what?

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