You can edit your phone number and email address under the User section in Epassi application. In Epassi web service this information can be changed under User Information. When editing your phone number or e-mail, you will receive an disposable code to the phone number or e-mail that you are editing. 

If there is any problem, please send a support ticket to our customer support.

If your lastname has changed, you can edit it in Epassi web service under User Information. Please contact to change your first name.