Before Starting, we need to have the right tools to proceed with the repair, which You can find in the description.
First, turn off the phone, take out the Sim tray, and follow the back cover removal.
Here, we are using a heating pad to remove the back cover; place the back cover side on the heating pad and Select the mobile phone HEATING option and leave it till it completes.
Alternatively, you can use a heat gun or hairdryer. Once you feel the heating is enough, use a suction cup to lift the back cover.
In between, Insert a Plastic Card pry tool and gently cut the adhesive.
While taking out the back cover, Be gentle; the fingerprint plug is attached to the back cover.
Next, to remove the brackets and the shield, Undo 10 screws on the board.
Next, take out the board’s main bracket, left bracket, and fingerprint connector shield.
Next, unplug the battery and fingerprint connectors.
Now, the back cover can leave from the body.
Next, move to the bottom and remove the speaker cover by undoing seven screws.
Next, remove the not-working charging port board by disconnecting the connector plug and the antenna head.
Use a heat gun to soften the glue under the board; if not, use a pry tool and gently lift the board.
Next, Place the new charging port on the body by securing the antenna head and the connector plug.
Next, place the speaker cover by adding seven screws.
Next, Secure the fingerprint and battery connectors to the logic board.
Next, place the fingerprint shield and two brackets on the frame by securing ten screws.
Before installing the main back cover, make sure it has enough glue on it; if not, use B7000 glue or a new double-sided back cover adhesive.
Next, place the back cover on the body.
Finally, we are adding bonding clips to fasten the back cover.
Leave it for some time and remove it; if not, use some rubber bands to tighten the back cover.
I hope you have enjoyed the battery replacement guide. Let us know if you have any questions.