A.Flash the device
A1: As shown in the above picture: the original battery protection board plus the decoded battery, the phone still shows 83%, 3Utool shows 100% cycle 40 times. At this time, you need to flash the phone to update the health of the phone.
A2: Follow the steps shown in the picture above to flash the phone. This will clear all information on your phone, so please remember to back up all data (including account information) first.
A3: During the flashing process, there is a high probability that the system will freeze at 6% and report the error: Unable to exit Restore Mode. The reason is due to a flashing error with 3Utool.
A4: Please manually switch your phone to recovery mode
1. Short press the volume + button, short press the volume - button, and then long press the power button until the Apple logo disappears and the phone restarts and displays the connection to computer icon.
2. Unplug the data cable, remove the battery, reinstall the battery, and connect the data cable, and then follow the steps in the figure to re-flash the device.
A5: The flashing is completed, the effect is as follows, the mobile phone shows 100% health, which is synchronized with the 3Utool end.
B: By diagnosing the battery,Realize immediate update of health status to the mobile phone (in addition to the original battery of the mobile phone, you need to prepare another genuine battery of the same model, and the iOS version must be 18.01 to have the diagnosis function)
B1: In iOS 18.01 system, prepare a genuine battery and follow the steps below to enter the battery diagnosis process.
B2: The following is the diagnostic process. You need to agree to the diagnosis and continue. After completion, restart the computer. The diagnosis is complete. At this time, it will be displayed as an original battery and the information of this genuine battery will be displayed..
B3: After completing the diagnosis, remove the genuine battery in use and install the decoded battery with the original protection board. After turning on the phone, the phone cannot obtain the battery information. 3Utool can display the modified 100% cycle 100
B4: At this time, in the settings interface, you can see the prompt "Complete battery maintenance". After entering, run the diagnosis according to the diagnostic process. After completion, enter the battery interface and you can see that the decoded battery health is updated to 100%.