X80004005 error validating windows
If you see repeated prompts to grant access to the keychain when starting an Office for Mac app, Office may have been moved to a location other than the default /Applications folder.
Visit Stack Exchange I am using a SCCM 2012 task sequence to deploy Windows 7 for Dell Precision T5810.
Unsupported operating system error/Bought wrong version Installer stuck at "Verifying." Download stopping at the same size, every time. If you're looking for the Office Installer: Depending on what browser you used to download the installer, it may save to different folders on your Mac.
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You can find troubleshooting steps for common installation or activation issues for Office for Mac here.
If the issue you're having is not in these lists, you may also be experiencing an emerging issue.
To fix this issue, update your Mac's name to remove the invalid characters: Microsoft is aware of and currently working on this issue.