Guest osxster Posted June 20, 2022 Posted June 20, 2022 Hello, Attempting to create an OpenCore patcher to install Monterey on my xServe. I'm only posting it here in this sub as I think it might get more views, plus this error is not specific to xServe. When creating the install media from both a Mac running Monterey as well as a Mac mini running High Sierra, I get this: Failed to create macOS installer Output: Started erase on disk2 Unmounting disk Creating the partition map Waiting for partitions to activate Formatting disk2s2 as Mac OS... Read more Source: MacRumors
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