Try booting the computer into Safe Mode (restart the computer and as soon as
the computer starts up, start tapping the F8 key on your keyboard to get the
Boot Menu. At the menu, choose Safe Mode. Then try a Detect and Repair via
Control Panel-Add/Remove Programs.

Why do you need to repair or reinstall it?

"xe1bj" wrote:

I have tried to repair or reinstall Outlook and it takes over 25 minutes and
it is not finished and I get two appearances of Outlook when I try Ctrl Alt
Del