unable to install mas os Big sur on my macbook

hi i keep getting this error message when trying to install OS big sur on my mac book , dont know hwta to do to resolve it

MacBook Pro 15″, macOS 10.12

Posted on Jun 29, 2021 03:55 PM

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tbirdvet

Level 6

16,715 points

Posted on Jun 29, 2021 04:55 PM

Assuming the file was downloaded correctly you might want to start in safe mode and then try to install.

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Top-ranking reply

tbirdvet

Level 6

16,715 points

Jun 29, 2021 04:55 PM in response to funlola

Assuming the file was downloaded correctly you might want to start in safe mode and then try to install.

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unable to install mas os Big sur on my macbook

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