I hope they fix this thing soon.
There is nothing to fix that we know of, Uvah. That you had trouble is something we can work on but, for the version, no other reports are motivating a need to 'fix' anything.
What also need to be mentioned again is, while we really appreciate people letting us know about issues with WB (any product) on insider builds of WB, we can't promise any work on any issue on anything other than the released version of Windows. If you are seeing issues on a pre-release build, please state that and what version / build.
That said, this is what I am seeing on the current Win10 build and 10.74:
And even on the fast ring:
What I would like to start with is, with 10.74 installed, trying a clean boot:
https://forums.stardock.com/486023/windowblinds-support-faq#cleanboot
Sean Drohan
Stardock Support Manager