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Thursday, May 23, 2024

Defender for Endpoint Installation Error

Microsoft Defender for Endpoint installation throws an Error with McAfee On-Access Scanner enabled.

Error : Could not set file security for file “C:\ProgramData\Microsoft\Windows Defender\Definition Updates\’ Error:0
Verify that you have sufficient privileges to modify the security permission for this file.”

Solution –

Stop the On-Access Scanner. Delete the Windows Defender folder on below location
and re-install them with Access Protection and On-Access Scanner Off.

After adding the below exclusions in McAfee, We were able to install without disabling McAfee.

Low Risk Processes - 

Excluded Location - 
%ProgramFiles%\Windows Defender Advanced Threat Protection
%ProgramFiles%\Windows Defender
%\ProgramData%\Microsoft\Windows Defender
%\ProgramData%\Microsoft\Windows Defender Advanced Threat Protection

Satheshwaran Manoharan
Satheshwaran Manoharanhttps://www.azure365pro.com
Award-winning Technology Leader with a wealth of experience running large teams and diversified industry exposure in cloud computing. From shipping lines to rolling stocks.In-depth expertise in driving cloud adoption strategies and modernizing systems to cloud native. Specialized in Microsoft Cloud, DevOps, and Microsoft 365 Stack and conducted numerous successful projects worldwide. Also, Acting as a Technical Advisor for various start-ups.

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