Bold Text is not displaying in Acrobat reader for Android

[afdorado28]

The bold text shows up fine on windows, but not on the mobile App Version 19.7.1.10709. These are the fonts used in the document. 

[radzmar]

You screenshot shows that the fonts are not embedded into you PDF. In case the used font is not installed on the devices the PDF is viewed you'll get other results. 

Here's a description how to embed the fonts: 

http://khkonsulting.com/2014/06/font-embedding-acrobat/