I'm on a developer preview version of Android M, I just installed Bing Search, can't seem to get it to work. Perhaps there is a conflict? I enabled Bing in ac

I'm on a developer preview version of Android M, I just installed Bing Search, can't seem to get it to work. Perhaps there is a conflict? I enabled Bing in accesibility but when I long-press the circle button it still opens Google Now.