Hello

I just installed Windows 10 AU and now my loved Font is messed up. But only some letters. Anyone knows why and how to get all letters back? That Problem is system-wide. How to fix?

Screenshot:

Before:
Click image for larger version. 

Name:	Unbenannt.PNG 
Views:	13 
Size:	7.8 KB 
ID:	94131

After Win10 Update:
Click image for larger version. 

Name:	gLwzpsc.png 
Views:	1 
Size:	11.3 KB 
ID:	94132

You can see that only A D O P is messed up. Anyway to fix it?
Thx in advance