My phone was at 100 percent I left it on to charge for a while I went in the kitchen for a while when I came back it was down to 87 percent. I don't remember unplugging it my wife and daughters didn't they were with me. My daughters never come in my room. Our power didn't go on and off. When I went to the settings it said charging AC. It's charging fine now. I got a Samsung Galaxy 5. What was wrong with it? What does AC mean while it's charging?
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