Earlier this month, we told you that an app had been installed on a Galaxy S8 display unit at a store. This app called: All in One Gestures would be able to reprogram the dedicated Bixby key to open another app like the Camera. Samsung Galaxy S8 Well, it looks like you won't be able to do that anymore, that is according to an XDA Recognized Developer flar2, who created Button Mapper,one such app that would allow you to remap a button like, say, the Bixby key on the S8. The developer claims that the recent update to the Telus variant of the S8 has removed the ability to...
Source: http://www.gsmarena.com/telus_update_to_samsung_galaxy_s8_renders_bixby_button_no_longer_remappable-news-24562.php