Quick Guide for Mac

A Quick Guide is dedicated to helping you quickly find the answers you need.

How to Change the Language of PDF Reader Pro for Mac?

The full list of the LANGUAGES we currently support is: 

German, English(UK), English(US), Spanish, French, Italy, Japnese, Portuguese, Russian, Traditional Chinese and Simplified Chinese.


PDF Reader Pro follows system language as default, if you want to change the app language once only, please go to System Preferences... -> Language & Region.



If you want to change the language of PDF Reader Pro for Mac, please follow these steps: Launch Terminal app and do the following while in Terminal app:


- for the App Store version:

  defaults write com.brother.pdfreaderprofree.mac AppleLanguages '("fr_FR")'


- for the website version:

 defaults write ~/Library/Preferences/com.brother.pdfreaderprofree.mac.plist AppleLanguages '("fr_FR")'


Here 'fr_FR' can be translated as: 'fr' – French language; 'FR' – country – France.currency symbol, etc.


The full list of the languages we currently support is: en, zh_CN, zh_TW, ja, it, de, fr, es, ru, cs, pl.


To find the current locale, one can type the following command in Terminal:

defaults read -g AppleLocale



To determine the bundle identifier, run

mdls -name kMDItemCFBundleIdentifier /Applications/Mail.app

Or directly in one command:

defaults write $(mdls -name kMDItemCFBundleIdentifier -raw /Applications/Mail.app) AppleLanguages '("en-UK")'


Or just run once one application with another language :

/Applications/iCal.app/Contents/MacOS/iCal -AppleLanguages '(de)'
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