Introduction
The battery is likely to malfunction if exposed to water, if it is overused, or if it was faultily made in the factory. If the phone refuses to turn on or is having other power-related issues, follow this guide to replace the battery.
What you need
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Turn off the phone by pressing the power button, then press "Power Off", then press "OK" when notified that your phone will shut down.
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Almost done!
To reassemble your device, follow these instructions in reverse order.
Conclusion
To reassemble your device, follow these instructions in reverse order.