- Unlock your mobile device.
- Plug your Blood Pressure Monitor.
A popup window will prompt you to download the Withings App if it is not already installed. - Once the app is open, tap Start.
https://support.withings.com/hc/en-us/sections/6215924284945-Wired-Blood-Pressure-Monitor-iOS
https://support.withings.com/hc/en-us/sections/200335447-First-Steps