To fix the macOS High Sierra problem where the installation fails due to low disk space, restart your Mac and press CTL + R while it’s booting to enter the Recover menu. You also need to make sure that there is enough hard drive space on your Mac, otherwise the macOS High Sierra install will fail. Double-click the file to begin installation. If the macOS High Sierra download completes, but there’s no prompt for the installation to continue, then search in your Mac’s application folder for a file called 'Install macOS 10.13'. If you’re having problems installing macOS High Sierra, first make sure you check out our how to download and install macOS 10.13 High Sierra guide, which will take you through the steps you need to take to safely install the new operating system. You may be able to restart the download from there.įinally, try logging out of the Store to see if that restarts the download. If you still have a problem downloading macOS High Sierra, open up the App Store, click ‘View My Account’ and see if there is anything in the ‘Unfinished Downloads’ section. Delete them, then reboot your Mac and try to download macOS High Sierra again. If you’re still having problems downloading macOS High Sierra, try to find the partially-downloaded macOS 10.13 files and a file named ‘Install macOS 10.13’ on your hard drive. It may also be worth switching from a Wi-Fi connection to an Ethernet cable, to ensure your internet connection is as reliable as possible. If this is the issue, try again later to see if the download now works. It may be because a lot of people are trying to download macOS High Sierra at the same time. There are a few reasons why you may get this problem. That content can’t be downloaded at this time. Installation requires downloading important content. I have read of issues with OWC discs not accepting the upgrade on certain machines, but the problem appears to affect a different brand disc (Aura), and a different year Mac Pro.A common macOS High Sierra problem at the moment is that macOS 10.13 begins to download, but then it pauses along with an error message that says “macOS High Sierra download has failed”.Īnother common macOS High Sierra download problem shows the error message: “Installation of macOS could not continue. Didn't feel comfortable using the tool they describe above, but wonder if this is part of the issue.ģ) The new disc is an SSD from OWC. I have read that some users are getting a small download, rather than the full download file (see below). Don't fully understand this step, but since I was booted from my old drive, was it updating the right firmware?Ģ) It downloaded a very small file from the app store to start the process. ![]() ![]() Same thing.ġ) When I first downloaded it asked to update my firmware. Waited an hour, then deleted and tried a couple times. Grey bar is about 1/8 of the way through. The installer does see the new disk, but keeps freezing after installing 4 files (AppleDiagnostics.chunklist, Basesystem.chunklist,, and index.sproduct). Wondering what the next best method for installing the OS on the new drive would be? Not sure if I can just download it, and install it on the SSD from my current startup, or if I can to create some kind of external bootable drive. Also, since my current drive is running Yosemite, it seems that is what OS Recovery would install. I can connect to the wifi, but not to the internet through this manner, and I don't have easy access to the router or a wired connection. ![]() But I am in a building with a shared wifi, and apparrantly there are limitations to what type of wifi security works with internet recovery. Original plan was to use Internet recovery to load the system onto the new drive. My current drive is still running Yosemite, so was planning to do a clean install of High Sierra on the new drive, and then migrate my data from the existing drive to the new SSD. ![]() My existing startup drive is in bay 1, and the formatted but empty SSD is in bay 2. I added a new SSD drive to my mid-2010 Mac Pro, and want to do a clean install of latest OS, but keep hitting snags.
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