Get a List of Apple Silicon Mac IPSW Files from Apple
The URL for Apple Silicon MacOS IPSW files is as follows: Similar to how you can get IPSW file lists directly from Apple for iPhone and iPad, you can also access this data for Mac IPSW files too by looking at a different URL.
If you’re wondering where you can download MacOS IPSW files from, you can get them directly from Apple once you know the proper URLs. Once the download is complete, you will have the complete setup file for macOS Catalina available on your Mac.The usage of IPSW files is generally considered advanced, and with the Mac IPSW files this is particularly true because they’re a bit of a hassle to use for restoring and reviving Apple Silicon Macs. Click Continue to start the download process.ĭepending on your Internet connection speed, the download might take some time. The next screen will tell you that the download size will be around 7GB and the file will be saved in your Downloads folder. This app also lets you install macOS Catalina on unsupported Macs, but that’s a topic for another day. Once you reach the below screen, click on Download a Copy.This should only be used if you're downloading macOS Catalina to use it on an unsupported Mac model. In the file menu, go to Options and uncheck the option which says 'Auto-apply Post Install Patches'. Run the app again, and you will see the following screen.Note that you will have to run the app at least once, otherwise the ‘ Open Anyway’ button will not appear. Simply go to System Preferences > Security & Privacy and look for the ‘Open Anyway‘ button to allow the app to run. This is because the app does not have any developer verification data for macOS to recognize it. Once you download the app and run it, you will see the below error message.Download the latest version of the app from here.Here is how you can use this app to get a copy of macOS Catalina. Luckily, there is a utility called macOS Catalina Patcher, which lets you download the complete setup file from Apple’s servers. If you want to archive the installer file for later use, or use it to create a bootable USB drive, this file might not be sufficient. This means that what you download as an update might not always be the full installer.
But, the size of these updates varies based on your Mac. It may seem quite simple to download an update for macOS by going to System Preferences > Software Update.
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