C:\ProgramData\Package Cache\ C:\Users\<YourUser>\AppData\Local\Temp\VS2012*
When you download and run the Visual Studio 2012 Update 5 installer, Preparation.exe is executed as part of the installation process. Here's what it does: visual studio 2012 update 5 preparationexe top
Right-click the process, hover over , and change it from Normal to Below Normal or Low . Long-Term Recommendations for Legacy Environments Disable your antivirus briefly during the update process
Sometimes active scanning prevents the installation files from replacing system-level IDE components. Disable your antivirus briefly during the update process. 3. Clear Temporary Files Corrupt temp files can cause the preparation.exe to fail. Open Run ( Win + R ) and type %temp% . Delete all files in this folder. 4. Direct Download Link Open Run ( Win + R ) and type %temp%
A search for "Visual Studio 2012 Update 5 preparation.exe top" reveals a history of user frustration. The "top" issue for many was the installation failing with a dialog box prompting them to locate preparation.exe or a related .msp patch file (like kb2703187.msp ) because the installer "could not locate the package source". Even when the file was clearly present in the ISO or download folder, the installer would often refuse to recognize it.
No. preparation.exe is a legitimate Microsoft file. However, because it is an executable, some antivirus software may temporarily flag it during the installation process. If you are concerned, verify the digital signature of the file. According to Microsoft’s code‑signing, preparation.exe is signed by “Microsoft Corporation” and is safe.
Her screen lit up with activity logs from other development machines: a remote build server in Bangalore, a QA bench in Toronto, a veteran's workstation in Kraków. All showed the same anomaly. The installer wasn't just preparing updates; it was cataloging something hidden on each machine—artifacts, keys, abandoned packages—ranking them by a measure that Mira couldn't immediately name. "Top" seemed to mean the most consequential leftover: a deprecated native plugin, an unsigned COM library, a debug binary with elevated rights. For some reason, the updater wanted to know which machines harbored the most dangerous relics.