Launch Internet Explorer.
1. On the Tools menu, click Internet Options.
2. Click the Security tab.
3. In the Select a Web content zone to specify its security settings box, click
Internet.
4. Under Security level for this zone, if the security level is set to High,
move the slider down to Medium.
If it is not possible for security concerns to move the slider to Medium, then
follow these steps:
1. Under Security level for this zone, click Custom Level. The Security Settings
dialog box appears.
2. Under the ActiveX controls and plug-ins subsection Download signed ActiveX
controls, click either Enable or Disable.
3. The computer will still be protected from unwanted intrusions while allowing
legitimate program operations to proceed.
4. Click OK to close the Security Settings dialog box. Click Yes if prompted to
confirm the change.
5. Click Apply, and then OK to close the Internet Options dialog box.
if that's not working:
http://support.microsoft.com/default.aspx?scid=kb;EN-US;319585
WINUP: "Software Update Incomplete, This Windows Update Software Did Not Update
Successfully" Error Message When You Visit the Windows Update Web Site
- the relevant part:
" Remove the Windows Update ActiveX Controls"
