Yes. Intelligently select the best wifi is on.
The wifi at times doesn't get connected automatically after turning it on. The to go to wifi setting and then it scans all available networks again...
Touch unresponsive at times, particularly for actions in notification bar like Turing on/off wi-fi /bluetooth/data or any other toggle settings. Also...
Nope, the silent mode icon doesn't come up.
My phone during various times of the day randomly goes off into silent mode, have to change the alert slider to vibrate / silent mode and turn it...