If you can find this section, then you need to open Settings app, then About tablet and then tap 7 times on the Build Number section. (android.gs)
You may want to set an app on your phone, or better still invest in a decent fitness tracker which will help you on your health and fitness journey. (zestforever.com)
It is a floating button which houses up to five functions, and it can be enabled from Settings app or the quick settings area. (phoneradar.com)