An error occurred when preparing installation. Aug 23, 2024 · “An error occurred while preparing the installation try running this application again Ventura” “failed to prepare the software update. Feb 3, 2019 · However, you may run into Mac update issues. Installer not able to start properly. Jan 23, 2021 · I wanted to factory reset my MacBook Pro and deleted the disk utility and went on to reinstall the macOS and now it is giving me this error. The update process then fails to start, and you have to resort to some other methods to continue the setup. " when I tried to re-install the macOS from Sep 20, 2023 · The error message ‘an error occurred while preparing the installation’ essentially means that your Mac wasn’t able to complete the update, but it can’t tell you why. Sep 7, 2025 · Follow these troubleshooting tips to fix the message saying that "an error occurred while preparing the installation macOS" Sierra or later. Sep 11, 2025 · Users reported that while trying to Install an Autodesk product using the New Installation Experience (see Does my product or update use the Autodesk New Installation Experience or the Classic Installer?) the install wizard hangs on "Preparing" (single install) or "Preparing to install" (deployment). Sep 23, 2025 · Simply press the power button to shut down your Mac and then turn it back on and restart the installation process. This article explains how you can fix this Dec 21, 2024 · Did you just see the “An error occurred while preparing the installation/ update” error while installing or updating macOS? Don't worry yet. uzb etk ct iypc1s 2r s7ni7ydd ke2v wkiny wyf8 oxb6way