Before Starting, we need the right tools to proceed with the repair, which You can find in the description.
First, Take out the back cover from the body.
To remove the back cover, it needs to heat gently around the back cover edges until the pasted adhesive becomes soft.
For this, we are using a heating pad. Place the rear cover side on the heating pad. Select the mobile phone heating option and leave it till it completes. Alternatively, you can use a heat gun or hairdryer.
Once the heating completes, Use a suction cup to create an opening between the frame and rear cover. Next, insert a plastic card pry tool or something similar to cut the adhesive around the back cover.
Take out the back cover, and Next, undo eleven screws to take out the board cover.
Next, disconnect the battery plug.
Next, disconnect and pull out the not working front camera from the top center. Before pulling out, remove the adhesive strip from the flex.
Next, disconnect and pull the not working Ultrawide, Wide, Macro, and depth cameras from the board.
You can always disconnect the specific not working camera and replace a new one with it.
Next, place all four rear cameras on the board.
Next, place and secure the new front camera.
Next, connect the battery plug.
Next, secure the board frame by adding eleven screws.
Next, Before installing the main back cover, ensure it has enough glue; if not, use B7000 glue or a new double-sided back cover adhesive.
Finally, we are adding bonding clips to tighten the rear cover with the body. If not, you can use some rubber bands and Leave them for some time.
I hope you have enjoyed the repair guide. Let us know if you have any questions.