Hi,
Do we mean that these machines have received software we don't want to see? We could check if this application is installed from software center or other source.
Please navigate to Monitoring -> Asset Intelligence -> software 02E -> Installed software on a specific computer, we could check if the application is from SCCM or not. For example: the install source is shown as ccmsetup, which is from SCCM.
Here is the screenshot we could refer to:
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