
Maharaj was apparently trying to advise a user upgrading their PC from Windows 7 to Windows 10 about unwanted and unnecessary apps. Going even further back to 2015, Microsoft's Gov Maharaj, Principal Software Development Engineer, had seemingly completely ignored the application during a web show called The Defrag Show that was published on Microsoft's Channel 9 website (link appears not to be available anymore). Perhaps coincidentally, the bundled software all appear to be rival alternatives of Microsoft's own offerings. The Redmond company later revised the CCleaner listing from PUA:Win32/CCleaner to PUA:Win32/PiriformBundler. Like less than two years ago around August 2020, Microsoft's Windows Defender was found flagging CCleaner as a potentially unwanted application (PUA) since CCleaner would come bundled with other non-Piriform software like: This new entry is particularly interesting as CCleaner, among other registry cleaner software, has had a history of some contention between itself and Microsoft.

The tool was first spotted by Softpedia though it may still not be available for everyone.

Piriform's CCleaner, the very popular Windows cleanup utility, is the latest big named software to come to the newly overhauled Microsoft Store for Windows 11. Microsoft and CCleaner bury the hatchet apparently as the latter comes to Microsoft Store
