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When trying to activate the message "disk is damaged" appears on Mac

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  • 6 have this problem
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  • Last reply by sfhowes

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after downloading thunderbird onto my mac pro os 10.13.6 unable to open thunderbird due to message "disk is damaged and should be ejected how do i get an undamaged disk.

after downloading thunderbird onto my mac pro os 10.13.6 unable to open thunderbird due to message "disk is damaged and should be ejected how do i get an undamaged disk.

Modified by Wayne Mery

Chosen solution

Is "disk is damaged" the exact text??

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Chosen Solution

Is "disk is damaged" the exact text??

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many thanks all, have resolved the problem. regards

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have same problem, but cannot read solution

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mmii said

have same problem, but cannot read solution

Does this help?

https://secure.clcbio.com/helpspot/index.php?pg=kb.page&id=323

TB and Firefox are both 'code-signed'.