Get help with Microsoft Security Bulletin MS10-015 incompatibility message

When you attempt to install Windows Update MS10-015, (KB 977165), using Windows Update or Automatic Updates, the installation might fail and you might see one of the following error codes:

  • Error Code 0x8007F0F4 (For Windows XP, Windows Server 2000 and Windows Server 2003)
  • Error Code 0XFFFFFFFF (For Windows Vista, Windows Server 2008 and Windows 7)

The following error message appears when Windows Update detects abnormal conditions in certain operating system configurations on your computer:

“Your computer might not be compatible with Microsoft Security Update MS10-015. Proceeding with installation of the update could prevent your system from starting successfully. For additional information please visit”

These conditions on your system may be the result of a computer virus that modifies some operating system files, which renders your infected computer incompatible with the MS10-015 update. In some instances, installing security update MS10-015 in such a condition causes the computer to restart repeatedly.


Customers in the U.S. and Canada can receive technical support by calling 1-866-PCSAFETY or 1-866-727-2338. There is no charge for support calls that are associated with security updates. For more information about available support options, see Microsoft Help and Support.

IT professionals can run a scanning tool that will determine whether their computers may be incompatible and can receive additional information about deploying this update in their commercial environments by referencing Microsoft Knowledge Base Article 980966.

More information

For more information on this issue please visit Microsoft Security Bulletin MS10-015 — Important

Applies to

  • Windows XP (all 32-bit (x86) versions)
  • Windows Server 2003 (all 32-bit (x86) versions)
  • Windows Vista (all 32-bit (x86) versions)
  • Windows Server 2008 (all 32-bit (x86) versions)
  • Windows 7 (all 32-bit (x86) versions)

Error codes this applies to:

  • WindowsUpdate_8007f0f4
  • 0x8007f0f4
  • WindowsUpdate_FFFFFFFF

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