Update for Windows Vista (KB978886) security fails to install on my computer and I get this error code: 80071AA7. ___

I tried to install this for 2 weeks, I did a restore and it will not install. Help?

I have an Acer laptop under Vista 32 bit.

Adding:

Perform a clean boot to disable all third-party applications. This is to find out if there are third-party applications or services, the cause of a conflict.

Refer to: how to troubleshoot a problem by performing a clean boot in Windows Vista
http://support.Microsoft.com/kb/929135

Harold Horne / TaurArian [MVP] 2005-2011. The information has been provided * being * with no guarantee or warranty.

Tags: Windows

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