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Title |
| Xiaomi Mi 9 Battery Replacement |
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Introduction |
| Use this guide to replace a worn-out or dead battery in your Xiaomi Mi 9. | | | If your battery is swollen, [[What to do with a swollen battery|take appropriate precautions|new_window=true]]. For your safety, '''discharge your battery below 25%''' before disassembling your phone. This reduces the risk of a dangerous thermal event if the battery is accidentally damaged during the repair. | | | Although it’s possible to remove the battery without removing the loudspeaker unit we recommend doing so to make the removal procedure easier and to prevent damage to other components. | | | You’ll need '''replacement adhesive''' to reattach components when reassembling the device. |
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Time Required Min |
crwdns2931273:0crwdne2931273:0
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Time Required Max |
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Difficulty |
Moderate
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Conclusion |
| If possible, turn on your phone and '''test your repair''' before installing new adhesive and resealing the phone. | | | '''Secure the new battery''' with pre-cut adhesive or double-sided adhesive tape. In order to position it correctly, apply the new adhesive into the phone at the places where the old adhesive was located, not directly onto the battery. Press the new battery firmly into place. | | | For optimal performance, '''[[Battery Calibration|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 [[E-Waste|R2 or e-Stewards certified recycler|new_window=true]]. | | | Repair didn’t go as planned? Check out our Answers community for troubleshooting help. |
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crwdns2853046:0crwdne2853046:0
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