To add a measurement, perform the following steps:
- Navigate to the web dashboard.
- Click the Plus sign at the bottom right corner.
- Select the kind of data you want to add.
- Enter your measurement and click Save.
https://support.withings.com/hc/en-us/sections/6216071736593-Withings-Web-App
https://support.withings.com/hc/en-us/sections/200336437-Tutorials