You can try full wipe or hard reset. if this method inefficiency you must change the rom.
no sense full wipe or hard reset.. with s5 contact list call button can't be enabled.. if you want it, u have to use note 2 stock seccontacts.apk and secphone.apk
XDA Developers was founded by developers, for developers. It is now a valuable resource for people who want to make the most of their mobile devices, from customizing the look and feel to adding new functionality.
Are you a developer?
Copyright © xda-developers. Hosted by Leaseweb