For whatever reason this occurs, on my desktop I see it also (it is just a flicker), but never paid any attention to it.

I try to cover that in a video and post it.


Desktop; i7-2600k, 8 GB mem., Win 10 Pro, BIAB 2017; RB 2017 - latest build
Laptop: i5-2410M, 4 GB mem, Win 10 Pro, BIAB 2017; RB 2017 - latest build