United States English. Ask a question. Quick access. Search related threads. Remove From My Forums. Answered by:. Archived Forums. Office - Planning, Deployment, and Compatibility. This IT Professional forum is specific to the Office version. Sign in to vote. Recently i was installing office and i got this message 'ProPlus.
DLL digital signature does not validate or is not present and cannot find the setup. So, i just want to know how can i update to certificate to validate its digital signature and from where can i get the certificate? Everything mounted correctly, but the error message persisted.
I read several help forums and apparently this is a common problem going back to Office , but none of the recommendations including from the Microsoft support staff have worked.
It's been over an hour and I'm running out of things to try. Any suggestions as to what might be wrong? I found this answer after over an hour of searching, buried deep within a Technet forum. If you've tried all of the above and nothing else works, try disabling your anti-virus software and then redownloading the ISO. DLL file. After temporarily disabling my AV and redownloading the ISO, everything worked as it was supposed to.
Looks like I was able to solve the issue for myself: I have a bad CD tray, so I used a different computer and copied the cd to a flash drive. So I copied manually the VisStdr. WW folder from the CD to the flash and it seems to have done the trick. Installed seemingly successfully Visio Standard on Windows Sign up to join this community. The best answers are voted up and rise to the top. Stack Overflow for Teams — Collaborate and share knowledge with a private group.
Create a free Team What is Teams? Learn more. DLL digital signature does not validate or is not present" Ask Question. Asked 7 years, 10 months ago. Active 3 years, 2 months ago. Viewed 25k times. Improve this question. Add a comment.
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