Microsoft Defender Antivirus's App control feature called 'Protection History'
detected IobitUninstaller as a "potentially unwanted app" (PUA).
In addition to the Antivirus detection, a link within 'Protection History' reported the following:
PUA:Win32/DriverBooster on Microsoft's Security Intelligence page
Loading the file directory (below) on VirusTotal, four Antivirus programs detected IobitUninstaller as unsafe or unwanted and as either a PUA / PUP by DrWeb, ESET, K7 antivirus, and Sophos
The following is copied and pasted from Windows File Explorer:
(Note the misspelling of the word 'Uninstaler' just before the exe extension)
Searching this forum didn't find a post where an Antivirus program detected IobitUninstaller as PUA / PUP.
the search performed wasn't exhaustive however - dating back only to mid 2018