How to recycle mobile phone batteries?

Enter the Android system settings, battery charge, and you can see the charging and usage records of the battery. After the mobile phone is used for a long time, the battery record will be inaccurate, resulting in the mobile phone not being fully charged at 100%. Clear the battery record data and recalibrate the battery.

1. In the boot state, use the charger data cable to charge to 100%, and the back key indicator light turns green.

2. Disconnect the data cable and turn it off.

3. After shutdown, charge it with the charger data cable until the indicator light turns green.

4. Disconnect the data cable again and then turn it on.

5. Turn on the machine, then turn it off, and plug in the data cable again until the back key indicator light turns green.

6. If the phone is already ROOT, disconnect the data cable, then enter the recovery mode and select Advanced-Erase the battery state. If the phone has no root, unplug it from the charger and turn it on.

Repairing the mobile phone battery with software will not increase the battery power. Instead, it tells the system the information state of full battery, so that the system can use the battery more reasonably.

Battery contact repair method

The contact of the battery is metal copper sheet. After a long time, the surface will be oxidized and rusted, and the contact area with the battery will become smaller. Resulting in inaccurate battery charging and battery charging information collection. Wipe the battery contacts with rubber or polishing sandpaper, and then polish them with a dry cloth. Can make the battery more durable.

Freezing repair method

After the cell phone battery is charged and discharged for about 400 times, the lithium ion activity in the battery decreases. Take out the battery, wrap it with plastic wrap, put it in the refrigerator, take it out after 3-5 days, and air it for 2 days. By freezing, the electrolyte structure in the battery was changed, the leakage was reduced, and the durability of the battery was improved. This method should be used with caution and is suitable for batteries that are close to scrapping.