I am trying to install if sir but it won’t let me it says there is not enough free space on the selected volume to upgrade the OS an additional 1.15 GB is required. Please help. Thank you
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MacBook Air 13″, macOS 10.14
See the following from How to upgrade to macOS Big Sur - Apple Support
If upgrading from macOS Sierra or later, your Mac needs 35.5GB of available storage to upgrade. If upgrading from an earlier release, your Mac needs up to 44.5GB of available storage. To upgrade from OS X Mountain Lion, first upgrade to OS X El Capitan, then upgrade to macOS Big Sur.
The following may help: Free up storage space on your Mac - Apple Support
See the following from How to upgrade to macOS Big Sur - Apple Support
If upgrading from macOS Sierra or later, your Mac needs 35.5GB of available storage to upgrade. If upgrading from an earlier release, your Mac needs up to 44.5GB of available storage. To upgrade from OS X Mountain Lion, first upgrade to OS X El Capitan, then upgrade to macOS Big Sur.
The following may help: Free up storage space on your Mac - Apple Support
I am trying to install Big Sur on my MacBook Air
