Updating your mobile number or email can be completed in-app by following these steps:
Log into the Douugh app. (or tap on ‘Profile’ if you are already logged in)
Tap ‘Profile’ (in the bottom right).
Tap ’Personal details’.
And from here you can:
Tap ‘Edit’ on the ‘Phone number’ tile to update your mobile number.
Tap ‘Edit’ on the ‘Email address’ tile to update your email.
If you're looking to update the name on file or your postal address then check out this guide: