I would have never thought of this -
This DOES stop the lag with explorer, and does not seem to have any adverse effect on anything that I normally use.
Thank you for solving the problem... AND...

C:\Windows\SysWOW64\GWX

on the windows 10 insider feedback site, there are several people with this problem, I wish that they would join this forum, there may be someone who has figured this out

no sir... everything worked fine in windows 7, 8, and 8.1

No sir, no third party drivers are installed

it's a screenshot.. I just have Intel Integrated graphics it's a 3 year old, store bought, HP computer...

okay, fresh new install - here is what the text looks like in my apps18972

no sir, the test doesn't display correctly, it overlaps each other
I just downloaded the latest iso, I am going to do a clean install and see what happens

nice, very nice

I found this somewhere on the web, forgot where but:
To change the BackGround Color of the "log-in" screen:
...

I am still having problem with the text displaying distorted/garbled withing the apps