Search:

after exiting the scan window, I restarted start center, then clicked system scan - and it opened a full screen window! (no task manager tweaking necessary ...)

Just another data point,

Mitch

so I let the scan run to completion & deleted the few hits ...

Then I clicked "Restore Down" button at top of window & it went to the task bar - and stayed there - would not re-open ... sigh
...

OK, with Microsoft support assist :
Flag > Settings > Apps > Apps & features > scroll to SpyBot & select. option "advanced" is not available, so cannot tweak

MS support suggested restore :-(
...

Would you be using the free version of Spybot, or do you have one of the Home or Professional editions?

I tried de-installing 2.5.42.x & installed 2.6.46.x - get same behavior - this is free...

[QUOTE=Zenobia;477339]Okay, sounds like everything is good with those three things. :)

I think Microsoft Smartscreen would prompt you if it blocked Spybot's System Scan ...

where do I find...

1) right clicked run as administrator, selected settings and categories - all are selected.
2)When I intend to run a scan, I first shut down browsers, email etc. I leave free Avast running. I open...

This just started. I can update OK/normally, & immunize OK/normally, but Scan System does not open a window. It seems to be running, shows up in task bar, but will not open. First time it finished...