Method 1: View your installation history on the Windows Update Web site or on the Microsoft Update Web site
Locate the installation error
1. Click Start, click All Programs, and then click Windows Update or Microsoft Update.
2. On the Windows Update Web site or on the Microsoft Update Web site, click Review your update history.
3. In the status column for the unsuccessful update, click the red X.
A new window opens that displays the installation error.
Search for the installation error in the Windows Update Troubleshooter
1. Click Find Solutions.
2. Type the error message that appears in the window that opened in step 3 of "Locate the installation error.
3. Click Search.
Search for the installation error in the Microsoft Knowledge Base
1. Click Go to Knowledge Base Articles.
2. Search for the error message you received.
Follow these instructions.....
Tony