When functions are put in and up to date on the Windows 10 Operating System a hidden listing designated as C:WindowsInstaller is used to retailer the Microsoft Installer (MSI) recordsdata and the Windows Installer Patch (MSP) recordsdata. In this put up, we’ll current the varied methods in which you’ll be able to simply and safely clear up unused MSI and MSP recordsdata from the Windows Installer folder in Windows 10.
If you employ any Free Disk Space Analyzer software program for Windows 10 to seek out what’s taking over extra house in your drive, it’d present that the C:WindsowsInstaller folder is one in every of them. If you test the folder, you’ll almost certainly discover lots of MSI and MSP recordsdata in there probably consuming gigabytes of drive house.
Now, if you view the Property particulars of MSI and MSP recordsdata within the Installer folder, these might present that they’re related to software program at the moment put in. Others could be from the software program you might have uninstalled or previous variations which have since been changed. Those are now not wanted and could be safely deleted.
However, the conundrum is figuring out these MSI and MSP recordsdata as a result of simply deleting any MSI or MSP file will not be inspired because it may very well be required for updating, patching, or uninstalling current functions and doing so might trigger critical issues sooner or later that necessitate a reinstallation of Windows 10.
Nevertheless, there are a couple of methods in which you’ll be able to extra safely establish and delete redundant MSI and MSP recordsdata from the Windows Installer folder in Windows 10 – we current them under.
Caution: Be cautious earlier than you determine to delete any recordsdata and keep in mind to create a system restore level first earlier than you proceed. If you’re uncertain, finest to not delete something.
Clean up unused MSI & MSP Files from Windows Installer folder
In this put up, we’ll spotlight Three utilities to scrub up unused .MSI and .MSP recordsdata from the Windows Installer folder in Windows 10. They are:
1] WInstCleaner.ps1 PowerShell script
With the WInstCleaner.ps1 PowerShell script, you possibly can manually dig into the C:WindowsInstaller folder and decide which recordsdata are orphaned and ought to be protected to delete. Because the patch recordsdata nonetheless registered could have a corresponding entry within the registry, these which are lacking aren’t essential anymore.
The PowerShell script reveals you the recordsdata that you just SHOULD NOT delete from Windows Installer folder as they’re those nonetheless in use, these not within the listing are protected to take away.
WInstCleaner.ps1 is accessible right here for download from microsoft.com.
Patch Cleaner is particularly designed to scrub redundant recordsdata from the Installer folder. Patch Cleaner appeared in 2015 however there have been no updates since 2016, so it’s protected to say this system is now not in improvement.
PatchCleaner transportable and installer variations can be found for download.
3] Windows Installer Unused Files Cleanup Tool
The Windows Installer Unused Files Cleanup Tool (WICleanup) by KZTechs can scan for orphaned MSI and MSP recordsdata within the Windows Installer folder and presents you an choice to delete them by way of the graphical consumer interface (GUI). For scripts and command-line utilization, WICleanup additionally features a command-line model within the archive (WICleanupC.exe).
To use WICleanup, all you might want to do is extract the downloaded ZIP file, run the WICleanupUI.exe, and click on the Scan button. All the entries that present within the window are orphaned recordsdata and manually test the containers for what you need to delete.
WICleanup is accessible right here for download.
TIP: This put up will enable you troubleshoot Missing Windows Installer Cache recordsdata.
With these Three instruments, you possibly can clear up unused MSI and MSP recordsdata from the Windows Installer folder on Windows 10!