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startup disk

I bought iCloud Storage to update my MacBook to macOS Big Sur but it still says that my startup disk is too full and that I need 19 GB to update, I don't have anything saved on my laptop and I have deleted all cache files, how can I update my MacBook?


MacBook Pro 13″, macOS 10.15

Posted on Jul 28, 2021 10:21 AM

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Question marked as Top-ranking reply

Posted on Jul 28, 2021 11:19 AM

jbasudan wrote:

I bought iCloud Storage to update my MacBook to macOS Big Sur but it still says that my startup disk is too full and that I need 19 GB to update, I don't have anything saved on my laptop and I have deleted all cache files, how can I update my MacBook?


Free up space, you want to have 15-20 % free storage at all times.


You could simple try a safe boot  https://support.apple.com/en-us/HT201262

to clear cache and try your update from there.


Otherwise:


Empty your Trash — Delete files and folders on Mac - Apple Support

https://support.apple.com/guide/mac-help/delete-files-and-folders-on-mac-mchlp1093/mac


How to free up storage space on your Mac - Apple Support

https://support.apple.com/en-us/HT206996


See used and available storage space on your Mac

https://support.apple.com/guide/system-information/see-available-storage-space-syspf9b375b9/10.14/mac/10.15


User tip: "Other and What Can I Do About It ?"

https://discussions.apple.com/docs/DOC-5142


Try something like OmniDiskSweeper for a GUI to get a good look at itemized file size and location:

OmniDiskSweeper http://www.omnigroup.com/more




1 reply
Question marked as Top-ranking reply

Jul 28, 2021 11:19 AM in response to jbasudan

jbasudan wrote:

I bought iCloud Storage to update my MacBook to macOS Big Sur but it still says that my startup disk is too full and that I need 19 GB to update, I don't have anything saved on my laptop and I have deleted all cache files, how can I update my MacBook?


Free up space, you want to have 15-20 % free storage at all times.


You could simple try a safe boot  https://support.apple.com/en-us/HT201262

to clear cache and try your update from there.


Otherwise:


Empty your Trash — Delete files and folders on Mac - Apple Support

https://support.apple.com/guide/mac-help/delete-files-and-folders-on-mac-mchlp1093/mac


How to free up storage space on your Mac - Apple Support

https://support.apple.com/en-us/HT206996


See used and available storage space on your Mac

https://support.apple.com/guide/system-information/see-available-storage-space-syspf9b375b9/10.14/mac/10.15


User tip: "Other and What Can I Do About It ?"

https://discussions.apple.com/docs/DOC-5142


Try something like OmniDiskSweeper for a GUI to get a good look at itemized file size and location:

OmniDiskSweeper http://www.omnigroup.com/more




startup disk

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