ok thanks,

I also always remove/renamed this file "C:\Program Files\Realtek\Audio\HDA\ATKEX_cmd.exe" to avoid error at startup as it fills event logs
It is the only workaround I have found. this...

https://i.imgur.com/AnZgygB.png

https://i.imgur.com/DhtlICo.png

I found it in the 143MB version by opening all *.inf of both version / only one occurrence in HDXROG.inf
Thanks @ddelo

https://i.imgur.com/Rookq1Q.png

https://www.catalog.update.microsoft.com/Search.aspx?q=6.0.1.8560


I wonder which one (135 or 143MB) is correct for an Asus Z170PRO Gaming..
(I have installed...

6.0.1.8531

thanks to asturias7 and brink