Microsoft Office applications can sometimes break, resulting in applications not opening, responding, or receiving error messages. Fortunately, the suite includes tools that you can use to solve these types of problems. To repair and reinstall Outlook, follow these steps: 1.Open the Control Panel. In the Category view, under Programs, select Uninstall a program.
2.Select Microsoft Office from the list of programs and click Change. 3.Select Online Repair and click Repair. This will repair any damaged files in the Office suite. 4.Once the repair is complete, select Online Repair again and click Reinstall.
This will reinstall any missing files in the Office suite.5.Once the reinstall is complete, restart your computer and open Outlook to verify that it is working properly.