To change your username or change or reset your password sign on to Donorfy - your  initials will be displayed at the top on the righthand side - see example below

When you click on your name a form will be displayed that will enable you to manage your Profile

Note that it is not possible to change the email address you use to sign into Donorfy - if you want to change this email address you will need to ask your administrator to send you a new invite for the email address you want to use.