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Introduction

Use this guide to remove or to replace a worn-out battery in the LG G3 (B855).

If your battery is swollen, take appropriate precautions.

  1. Power off your phone before beginning disassembly. Insert a thumbnail, or a prying tool like a spudger, into the notch at the bottom left of the back cover.
    • Power off your phone before beginning disassembly.

    • Insert a thumbnail, or a prying tool like a spudger, into the notch at the bottom left of the back cover.

    • Pry the back cover up to separate its plastic clips.

  2. Lift the back cover to release the rest of the plastic clips and remove it. In case you can't lift the back cover completely, slide your fingernail or your prying tool around the midframe to release the remaining clips.
    • Lift the back cover to release the rest of the plastic clips and remove it.

    • In case you can't lift the back cover completely, slide your fingernail or your prying tool around the midframe to release the remaining clips.

    • To reinstall the back cover, press it firmly into place until you hear a snap from the plastic clips to form a seamless connection with the rear side of the phone.

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    Le kit d'outils Essentiel

    Les outils les plus utiles dans notre kit le plus compact.

    J'achète
  4. Use a fingernail or a prying tool at the marked notch to lever the battery out of its recess. Use a fingernail or a prying tool at the marked notch to lever the battery out of its recess.
    • Use a fingernail or a prying tool at the marked notch to lever the battery out of its recess.

  5. Lift the battery out of its recess and remove it. Lift the battery out of its recess and remove it.
    • Lift the battery out of its recess and remove it.

Conclusion

For optimal performance, calibrate your newly installed battery: Charge it to 100%, and keep charging it for at least two more hours. Then, use it until it shuts off due to low battery. Finally, charge it uninterrupted to 100%.

To reassemble your device, follow these instructions in reverse order.

Take your e-waste to an R2 or e-Stewards certified recycler.

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