Tech Tip - Microsoft has a utility to fix issues with installation / uninstall of programs on Windows

Fix problems that block programs from being installed or removed 

Link  https://support.microsoft.com/en-in/help/17588/fix-problems-that-block-programs-from-being-installed-or-removed

Microsoft has released another  Fix-It tools to "diagnose and fix program installing and uninstalling problems automatically". A Fix-It is a small portable program that Windows users can run to resolve and repair issues on their operating system semi-automatically.

The Microsoft Support page, which is also the page where the Fix-It can be downloaded, lists the following issues that are repaired by the application:

• Removes bad registry key on 64 bit operating systems.
  Windows registry keys that control the upgrade (patching) data that become corrupted.
• Resolves problems that prevent new programs from being installed.
• Resolves problems that prevent programs from being completely uninstalled and blocking new installations and updates.
• Use this troubleshooter for an uninstall only if the program fails to uninstall using the windows add/remove programs feature.