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Error Upgrading to macOS Big Sur

hello everyone,

I'm trying to upgrade my MacBook Air 2013 from macOS Catalina to the new macOS Big Sur. I have a free storage space of about 54GB, but it keeps giving the error (Install macOS Big Sur quit unexpectedly while using the libBaseIA.dylib plug-in).

can someone help?

MacBook Air 13″, macOS 10.15

Posted on Nov 16, 2020 11:04 PM

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Nov 19, 2020 4:31 AM in response to RezRwandzy

I have solved this issue by reinstalling the macOS Catalina from the recovery mode. but now I'm facing an other issue which is an error occurring during the installation progress (An error occurred loading the update). anyone have faced this issue or know how to solve it?


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Error Upgrading to macOS Big Sur

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