Hello Shanidev,
It looks as though you’re reaching out about the message indicating that the battery is enabled to be verified as a genuine Apple battery. Apple Support Communities is a great place for help!
The following article provides great information as to why this message may appear.
About genuine iPhone batteries
If your battery was recently replaced you may want to contact the location of which performed that replacement for additional assistance. If you haven’t had the battery replaced, or the battery was replaced through Apple. You would want to reach out to them. You can find their contact details via the Get Support website.
Take care!