There are 3 kind of binds for Passswords:
bind UPARROW “rconpassword xyz”
bind DOWNARROW “say !on username password”
bind DOWNARROW “say !login username password”
Here is the dxdiag report:
http://sniper-clan.com/wp-content/uploads/2017/07/DxDiag.txt
I testet the new beta with GDI version but its still the same with black screenshots.