Hello! There are many Apple after-sales repair outlets in Xiamen. Regarding your mobile phone battery problem, the Xiamen Apple flagship store provides the following solutions!
Xiamen flagship store: Room 501, fifth floor, Building B, Xinjing Center, Jiahe Road, Siming District, Xiamen.
1. Use a screwdriver to remove the two screws at the bottom of the iPhone 6s.
2. Use the suction cup tool to separate the front and rear panels.
3. After opening it, comparing it with the iPhone 6 (on the left), you can find that the battery size of the iPhone 6s is slightly smaller, and a new Taptic Engine feedback motor is added below the battery to connect the screen and the motherboard. The number of lines has changed from four to three.
4. Use a pry bar to remove the cable.
5. The screen's cable is also covered by a metal shield. Remove the shield and use a pry bar to pry away the cable.
6. Although 3D touch has been added, the screen cables of iPhone 6s have been reduced from four to three. The glue on the new iPhone is really strong, and we see a strip of glue on the upper edge of the screen.
7. Continue the disassembly. This is the Taptic Engine feedback motor that appears in the iPhone for the first time.
8. Taptic Engine feedback motor, the experience is similar to the ForceTouch trackpad on Macbook. Taptic Engine feedback motor can provide everyone with a real pressing feedback experience.
9. Use tweezers to gently peel off the battery cable.
10. Remove the adhesive at the bottom of the battery.
We would also like to remind Apple fans that non-professionals are not allowed to disassemble the phone and replace the battery on their own.