How can I change the authentication method from SMS to Authenticator App?

Download an authentication app from the App Store or Google Play Store to your mobile device. Recommended apps are Microsoft Authenticator or Google Authenticator.
Click on your initials at the top right and select "View profile".
Click on "Edit" in the box with the authentication data on the right.
Set the item to "Authentication app".
Open the Authenticator app on your mobile device.
Add a new account with the plus button.
Scan the QR code that is displayed on EcoHub.
Enter the 6-digit authentication code generated by the Authenticator app on EcoHub.
Save the changes.