1) Open the Renpho app.
2) Step on the scale to sync it to the app.
3) Select/tap the "My Account" tab.
4) Select/tap "Settings" in the upper right.
5) Select/tap "Weight Unit".
6) Select/tap your desired weight unit: pounds, kilograms, or stones.
7) Step on the scale to sync it to the app in order to complete the unit switch.