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The reason why you have to charge a new phone for 8 hours before you first use it is to allow the battery to completely charge. This is what the manufacturers recommend. It usually does not take 8 hours for the battery to be full so you can unplug the charger when it is fully charged.

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โˆ™ 2014-10-06 23:34:43
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Q: Why do you have to charge the phone 8 hours for first use?
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