Visual Studio 2012 Update 5 Preparation.exe — Verified
The primary purpose of the Preparation.exe tool is to minimize installation failures. It performs several background tasks, such as:
Ensuring that the current Visual Studio installation isn't in a "pending restart" or "corrupt" state that could block the Update 5 installer. Core Features of Update 5 visual studio 2012 update 5 preparation.exe
Resolves an issue where branch operations in the Source Control Explorer would fail or cause errors. The primary purpose of the Preparation