Arial font rendering issue after some W10 update.
Occurrence: PDF files and all browsers.
Arial font working OK in other applications. Settings > display > scale and layout 100%. "Adjust ClearType text" OK.
Attached images: Left, friend's screen. Right, my screen.

Click image for larger version. 

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ID:	166809Click image for larger version. 

Name:	WW2.png 
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ID:	166810