SOLVED Ccleaner

[Bighorn]

My Firefox [57.0.2] gave no warnings.

 

[Norton]

Bighorn That's what I'm [57.0.2] running. Most likely my Privacy & Security settings are different.

 

[Comp Cmndo]

Update: Just got the free Portable version of CCleaner 538 today, it was back on the page at http://www.piriform.com/ccleaner/builds

The other builds seem to take longer to appear, but it wouldn't surprise me if they disappear.