iPhone 4 Verizon Battery Replacement

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Luckily, replacing the battery on the iPhone 4 requires minimal disassembly. If your battery is swollen, [[What to do with a swollen battery|take appropriate precautions|new_window=true]]. For optimal performance, after completing this guide, [https://www.ifixit.com/Wiki/Battery_Calibration|calibrate] your newly installed battery: Charge it to 100% and keep charging it for at least two more hours. Then use your iPhone until it shuts off due to low battery. Finally, charge it uninterrupted to 100

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