Unfortunately the very first step in deciding if your problem is software or hardware is to factory reset and reflash the latest firmware. On an unrooted phone you will lose all your apps and settings, without the ability to back them up or restore them.
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Note: This quote doesn't automatically apply to everyone, decide for yourself if it might apply to you.
Originally Posted by justruss
What has this place become?
It's essentially a few people graciously answering the same repeating of immature, lazy, demanding questions from the masses.
Nobody searches. Nobody reads the first posts or titles of threads. Nobody even looks at posts a couple above their own.