The solution to this problem is as follows:
1, official after-sales service, through the official after-sales battery replacement, you can avoid the wrong prompt.
2. Replace the battery. If you choose to replace the battery yourself, you can try to replace the battery separately and use the original battery circuit board. As long as the welding is firm and the quality of the battery unit is ok, the battery health should be displayed.
3. Install the jailbreak plug-in: After jailbreak, install a small plug-in to display the battery health. This method is suitable for XRA 12 equipment. It is necessary to close the advertisement, re-enter the system and install the corresponding plug-in through Cydia.