The acts as a "pre-clean" tool. It strips away the legacy components so that your next installation starts with a clean slate.
Even though Visual Studio 2012 is over a decade old, many enterprises and embedded systems developers still maintain legacy codebases that require the VS2012 toolchain. Common scenarios requiring the Pre-Clean Tool include: microsoft visual studio 2012 pre clean tool download upd
Before running any cleanup utility, ensure you have backed up any critical project files. The acts as a "pre-clean" tool
: Always download from the Microsoft Download Center or your Visual Studio Subscriptions page to avoid malware. microsoft visual studio 2012 pre clean tool download upd
: For versions 2017 and later, this built-in tool (located at C:\Program Files (x86)\Microsoft Visual Studio\Installer\InstallCleanup.exe ) is the "last resort" for removing corrupted installations.