If you do need to use these installers, setting the system clock on your Mac to a date and time before the October 24th 2019 expiration date will allow these certificates to appear as valid again and any expiration-related issues should go away. If Apple does choose to re-sign these certificate with valid non-expired signing certificates, I’ll add code signature verification to the recipes.

One of the consequences of this is that I cannot use AutoPkg’s code signature verification as part of the AutoPkg recipes, since AutoPkg’s current code signature verification will error when it hit the expired certificates.

As of June 30th, 2021, I do not know if Apple is planning to re-sign the installers with the current Software Update signing certificate. Mavericks, Mountain Lion, Lion, Snow Leopard, Leopard or Tiger and running the systems Installer by double-clicking on the pkg contained therein. Two installers included: 10.8.0 InstallESD and 10.8.2 App Store app. This guide applies to the MacBook 2,1 through 4,1 and c. Instead, they install the Install.app for that version of OS X into the /Applications directory.Īnother thing to know is that the downloaded installers are signed using Software Update signing certificates which expired in 2019. This is OS X Mountain Lion, released in mid 2012. In this video, we're going to install Mountain Lion (OS X 10.8) on an unsupported Core 2 Duo MacBook. One thing to be aware of is that the downloaded installers do not themselves install the relevant version of OS X. How to Create USB Bootable Mac OS X Mountain Lion on Windows 10 Mayunix 2.15K subscribers Subscribe 202 17K views 1 year ago How to Create USB Bootable Mac OS X Mountain Lion on Windows 10. These recipes will download the disk images linked to the relevant KBase articles, extract the installer packages stored inside the disk images and rename the disk images and installer packages with the OS name and version number.

HINWEIS: Eine Neuinstallation von OS X Mountain Lion löscht alle Daten auf Ihrer Festplatte. pkg recipes for the following OS X installers: Befolgen Sie dieses Tutorial, um OS X Mountain Lion sauber zu installieren. Now that Apple has made direct download links available for Lion and Mountain Lion, I’ve written AutoPkg.

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