Follow these steps to automatically repair issues including corrupted registry keys that block you from installing or removing programs:
Select the Download button on this page.
In the File Download dialog box, click Run or Open, and then follow the steps in in the Program Install and Uninstall Troubleshooter.
Notes
This troubleshooter might be in English only. However, the automatic fix also works for versions of Windows in other languages.
If you’re not on the computer that has the problem, save the troubleshooter to a flash drive or a CD, and then run it on the computer that has the problem.