one customer portal and app
Do you need help installing the one app? Do you have questions about using the app, logging in to register, or changing your password? We are here to help with one app support and answer all your questions about the one customer portal and the one app.
Usage
Can I confirm online payments (3-D Secure) using the one App if I don't have a data connection?How long is a confirmation request for a transaction request valid in the app?What are the consequences if I accidentally approve a confirmation in the app or authorize a transaction, even though the content of the request was incorrect?What can I do if I disagree with a transaction (dispute)?
Account management
I have a new mobile number. How and where can I provide this or update my old number?What should I do if I have lost my smartphone or if it has been stolen?How do I enable biometric features in the one App?What should I do if I suspect that my smartphone has been hacked?How can I adjust the app settings for biometric methods?How can I enable or disable push notifications in the one App?How do I manage multiple cards in a single one account?Where can I find the current terms of use for the one App?
Registering for & installing the one app
Can I use the one App on multiple devices at the same time?How do I download the one App and sign in?How do I use the SIM card when updating the one App?What are the technical requirements for installing the one App?What can I do if I don't have a registration code?What happens if I accidentally delete the one App?What is the personal one registration code and how do I obtain it?