Mail has stymied some people after they upgrade macOS and attempt to spread attachment . or else of the adherence opening in the appropriate covering , an app claims “ you do n’t have permit to view it ” or “ approach tofile namewas denied . ” However , if you haul the data file out of Mail onto the Desktop or into another Finder window , you find out you’re able to open it without any error .

If you ’re running macOS 11 Big Tyre , verify you have instal the 11.6.7 updatereleasedJune 9 , 2022 , which fix some attachment problems in Mail .

If you ’re using a dissimilar reading of macOS or that Big Sur update did n’t fix your problem , the solution may be as simple as fixing permissions on the deeply snuggle folder that Mail uses to book attachments . Here ’s how to go along :

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Under Sharing & Permissions , you should seename(Me ) and Read & Write next to it . If you do not , flick the curl in the lower - right corner of the Get Info windowpane and authenticate as requested by macOS .

Then perform one of the keep an eye on action in the Get Info window ’s Sharing & Permissions section :

Now get through the circled more button ( … in a rophy ) at the bottom , chooseApply to Enclosed Itemsand clickOKto confirm .

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This should lick the permissions issue for most people . If that does n’t work , I recommend restarting into macOS Recovery and running Disk Utility ’s Disk First Aidas delineate in these steps .

If that still does n’t work the Mail attachments trouble , I suggesta non - destructive reinstallation of macOS in place . verify you produce a full Time Machine or exchangeable backup before reinstall macOS .

This Mac 911 article is in response to a question submitted by Macworld reader Worth .

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