
Is it possible the app has sneaked onto the Store? No information has been given on why Microsoft is now greenlighting CCleaner. Users on Windows 11 can now download the tool directly on the Microsoft Store. To protect Windows users, Microsoft Defender Antivirus detects CCleaner installers that exhibit this behavior as potentially unwanted applications (PUA)”.

“Bundling of software, especially products from other providers, can result in unexpected software activity that can negatively impact the user experiences. In an explanation at the time, Microsoft offered the following reason for blacklisting CCleaner: It is any app that has been installed on a machine without permission. It is worth noting a PUA is not a dangerous app per se, or one that compromises security.
