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notarytool

Apple’s notarytool can’t handle Zip64 files

July 13, 2026 by

In short: if you have any file in your app (or whatever it is you’re trying to get Apple to sign) that is over 4 GiB, you must use a disk image (DMG) to package it for notarytool, not a zip file. This is because support for files larger than 4 GiB requires using the… Read more

Categories Coding Tags Apple, Bugs!, notarytool, Screen saver, Zip, Zip64 Leave a comment

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