In CCleaner v5.45 we extended existing analytics functionality in the software in order to gain greater insight into how our users interact with the software.
This data is completely anonymous, and through collecting it we can rapidly detect bugs, identify pain points in the UI design and also understand which areas of functionality we should be focusing our time on. Most modern software companies collect anonymous usage data as it is very helpful when prioritising bug fixes and future impr
We've actually been in contact with the Windows team about this. They explained that when a Windows update occurs (e.g. Spring Update), various files are held in the Windows.old folder and an automatic migration process is started. This includes items like graphics drivers, which are remain there until Windows can programmatically re-map the paths and migrate them to the correct place outside of the Windows.old folder. In this particular case, cleaning the folder of the graphics drivers would co