Thank you, pokeefe0001 and mrgeek.

Yipes! I have a Windows 7 machine with a free Windows 10 upgrade. I've got no way to install a clean Win10.

After the latest round of Windows 10 updates, my computer does not boot up when I press the computer's On button. Instead, a blue window appears without the dots moving in a circle.
So I press and...

Norton Internet Security had failed to upgrade itself properly. It had to be totally removed using the Norton removal tool, then reinstalled. That solved most of the slow computer problems. Who knew?...

Thanks, I've changed the settings.

Every time I start up the computer I have to reset the mouse pointer options to fast from medium. This M510 mouse is not liked by the latest Windows 10. I would expect it to not change the settings...

I've really had it with Windows 10 now. The latest upgrade made my computer slow to a crawl, and disabled my ability to change the features on my Logitech mouse. The mouse now moves 1:1, so that I...