If you are trying to install, reinstall, or uninstall Visual Studio 2012, you might have run into some frustrating roadblocks. Maybe the installer freezes, throws cryptic error codes, or tells you that a previous installation exists even though you thought you deleted everything.
If the tool alone doesn't fix it, follow this hierarchy of cleanup steps: Can not install visual studio ultimate 2012 - Super User
In the context of Visual Studio 2012, a "pre-clean tool" refers to scripts or utilities that remove:
To address this, Microsoft and the community referenced “pre-clean tools” – primarily the Visual Studio 2012 Uninstall / Cleanup Utility (unofficial but widely used) and Microsoft’s official InstallCleanup.exe or vssetup.msi cleanup switches.
"Microsoft Visual C++ 2012 Minimum Runtime cannot be found".
For Updates: Ensure you apply Update 5, which is the final cumulative update for the 2012 version. To help you get the right version, could you tell me: