CCleaner ver 6.34.11482 freezes computer for 10-15 seconds after cleaning finishes

[nukecad]

I’ve done some testing and this appears to be being caused by a change to Windows graphics (possibly Nvidia) rather than being caused by any changes to CCleaner.

See:

Screen flashes

I’ve eventually got around to firing up a Win 10 laptop to look into this, with some interesting results. I let it do all the pending Windows (and other) Updates and then opened CCleaner FREE v6.33. NOTE that the testing below is all happening with CCleaner Free v6.33, which rules out it being something that was changed with CCleaner v6.34. Some seconds after opening CCleaner v6.33 all of my desktop icons refreshed (went blank and then came back). That had not happened before, now it seems t…