On your account, you will automatically have the ability to add a manual weight entry.
The below video demonstrates how to add a new weight reading on your app! Alternatively, see below for instructions.
To add weight readings manually:
Select the 'Track' icon from the bottom toolbar in-app
Click the 'Weight' tab
At the bottom, select the option to 'Log today's weight'
Type in your weight
If necessary, you can retrospectively add a weight reading by selecting the date
A date wheel will appear at the bottom of the screen. Scroll to set the date and press 'Confirm'
Select 'Add'
The new weight reading will now appear on your weight graph on the 'Track' page.