How to Revive a Dead Laptop Battery3
How to Revive a Dead Laptop Battery
Decide whether this method is right for you.Doing a full recharge will work on any laptop hardware no matter the battery type.
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Completely drain the battery.
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Charge the battery with the computer turned off.
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Leave the computer charging (and turned off) for 48 hours.
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Turn the computer back on after 48 hours.
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