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Apple Computing Products:
macOS - Operating System
Problem with Mac Installer Applications - application is damaged, can not be used to install macOS
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<blockquote data-quote="IWT" data-source="post: 1833569" data-attributes="member: 83420"><p>It is likely that many of my fellow members will have come across this post from OS X Daily; but some won't and I think it is worthy of a careful read because the article applies to all Mac Installer Applications:</p><p></p><p>To Quote: "Many Mac users like to maintain a repository of MacOS installer packages for older versions of system software. For example, I (OS X Daily) have a collection of MacOS installers including for Mac OS X Snow Leopard, Mac OS X Mavericks, MacOS High Sierra, macOS Sierra, macOS Mojave, and MacOS Catalina. These can be used to build USB boot installers, restore systems, troubleshoot, perform clean installations of the various system software versions, perform upgrades to specific system software releases, and serve many other purposes.<strong> If you have a similar installer archive, it’s probably a good time to replace those installers with the new versions that won’t be expired"</strong></p><p></p><p>Full article here: <a href="http://osxdaily.com/2019/10/24/fix-install-macos-application-damaged-cant-be-used-error-mac/" target="_blank">How to Fix “application is damaged, can’t be used to install macOS” Errors</a></p><p></p><p>Ian</p></blockquote><p></p>
[QUOTE="IWT, post: 1833569, member: 83420"] It is likely that many of my fellow members will have come across this post from OS X Daily; but some won't and I think it is worthy of a careful read because the article applies to all Mac Installer Applications: To Quote: "Many Mac users like to maintain a repository of MacOS installer packages for older versions of system software. For example, I (OS X Daily) have a collection of MacOS installers including for Mac OS X Snow Leopard, Mac OS X Mavericks, MacOS High Sierra, macOS Sierra, macOS Mojave, and MacOS Catalina. These can be used to build USB boot installers, restore systems, troubleshoot, perform clean installations of the various system software versions, perform upgrades to specific system software releases, and serve many other purposes.[B] If you have a similar installer archive, it’s probably a good time to replace those installers with the new versions that won’t be expired"[/B] Full article here: [URL="http://osxdaily.com/2019/10/24/fix-install-macos-application-damaged-cant-be-used-error-mac/"]How to Fix “application is damaged, can’t be used to install macOS” Errors[/URL] Ian [/QUOTE]
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Apple Computing Products:
macOS - Operating System
Problem with Mac Installer Applications - application is damaged, can not be used to install macOS
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