Here is the Technet version.Ĥ - Using the cached MSI database in the super hidden cache folder Msiexec (command-line options) - overview of the command line for msiexec.exe from MSDN. More information on logging from : How do I create a log file of my installation? - great overview of different options and also specifics of InstallShield logging. Several other ways described here (registry, local cache folder, etc.): Find GUID From MSI File.There are several ways, my recommended way is using Powershell: How can I find the product GUID of an installed MSI setup?.How to find the product GUID for an installed MSI? This is particularly useful for verbose files, because they are so, well, verbose :-). Top tip: If you create a log file for your uninstall, you can locate problems in the log by searching for 'value 3'. REBOOT=R = prevent unexpected reboot of computerĪgain, how to find the product guid: How can I find the product GUID of an installed MSI setup? (for uninstall if you don't have the original MSI to specify in the uninstall command). There is also: MSI logging in depth here: msiexec.exe /x = product guid of app to uninstall Uninstall by Product GUID: ( find product GUID) - section 3 below for logging.

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