That’s around 12.18 GB for the update file and an additional 34,83 GB to be able to deploy and perform the macOS 11.0.1 installation.
If you manage to get past the ‘ An error occurred while installing the selected updates‘ popup and actually download the macOS 11 update package, there is a high probability that you’ll get stuck at the ‘There is not enough free space on the selected volume to upgrade the OS!’ error dialog box! macOS Big Sur Storage Requirementsīelieve it or not macOS Big Sur requires an astonishing 46,01 GB of storage space on your Mac. Upgrading to macOS Big Sur can prove to be quite a challenge especially if you’re trying to do it now as soon as it was released. How to fix macOS Big Sur not enough storage to update!
