Please follow these instructions to make Foxit [PDF Reader read out loud in anotaher language rather than the default one.
1) Open Foxit PDF Reader and then choose File and Preferences.
2) In the Preferences screen go to Speech.
3) Under Speech uncheck Use Default Voice.
4) Now you should be able to choose any other installed voice option if they are installed on your computer,hit OK button to save the setting in the Preferences window.
5) If you don’t see the preferred language in the dropdown, you will need to download that language pack from Microsoft. Click here to know how to download and install a new Text-to-Speech language for Windows 10.
Please note, after installing the language pack in windows, you many need to restart the computer to see the additional languages in the preferences section.