Programs can’t be installed or removed

What it fixes

• Corrupted registry keys on 64-bit operating systems
• Corrupted registry keys that control the update data
• Problems that prevent new programs from being installed
• Problems that prevent existing programs from being completely uninstalled or updated
• Problems that block you from uninstalling a program through Add or Remove Programs (or Programs and Features) in Control Panel

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