![]() The quickest way is to look for the cached file that's the same size. It's not hard to figure out which one is the cached copy of your app. It does get renamed, and the new name is a hex string that doesn't have an obvious correlation to the original name. When you install a package using the Windows Installer service, the msi file does getĬached in the hidden folder "%windir%\installer". ![]() Uncheck Hide protected operating system files(Recommended) checkbox.Check Show hidden files, folders, and drives option button.This will open Folder Options dialog box (Refer screenshot) > Click on View tab > Now make below changes: To make it visible, go to View tab in explorer > Click on Options dropdown button > Click on Change folder and search options (Refer screenshot): So it is not visible in explorer by default. Note: The C:\Windows\installer path mentioned in point # 2 above is a hidden directory. ![]() Now product name of every MSI in that folder will be visible under Subject column (Refer screenshot): Change the view of the directory to Details view (Refer screenshot):Īdd Subject column to the view. Open C:\Windows\Installer folder in explorer. You can get the value of this public property by opening the MSI file using any utility or tool like Orca This GUID is embedded inside the MSI file itself as a public property. InternalUserId in above registry path is a string like S-1-5-18. Now there are two ways to figure out the actual product name for the renamed MSI file:Ĭheck LocalPackage attribute inside registry at below path: HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Installer\UserData\\Products\\InstallProperties I can see a file named 65ec5c99.msi in C:\Windows\Installer directory on my machine. Before creating a copy of any MSI file it renames it using some random nomenclature e.g. Here %windir% is an environment variable which points to the location of Windows installation directory. InstallShield creates a copy of all Microsoft Installer ( MSI) files at %windir%\installer\ path.
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