Thanks for your help. If I follow this, the bottom line is to not use CCleaner to clean an SSD drive, whether the deletion is "secure" or "normal." Correct?
If so, some questions occur to me.
First, why does the CCleaner popup warn only against SECURE deletion of an SSD drive? Why doesn't it just advise not to clean the SSD drive at all?
Second, if my computer had ONLY an SSD drive, why would I use CCleaner at all, except to use some of its subsidiary functions, like Recuva?
Finally, I've been doing normal file deletion of my SSD drive for a while now with CCleaner beca