I lost my qwerty in handscent. Sometimes there, sometimes not or it's all jacked up. Screen goes black when on a phone call and can't get it back even when pressing button. Hopefully this will straighten out. As far as battery life. That's probably why they have that little power saver on choice at the top. LOL
Check out a fun infographic that teaches you how to increase storage, enhance security, improve battery life and clean your device.