If you are an Android user, here is how you can go back to the Wero app once you have authorised Wero with your bank, depending on your browser:
On Samsung browser, click on the Wero icon on the top right corner of the screen.
On Firefox, click on the three dots on the bottom right corner, and click Open in app.
On Opera, click on the three dots on the top right corner, and click Open in app.
On Edge, click Open external app on the banner.