This guide elaborates how you change your newsletter sender address. At the same time, it gives you words of advice that are worth consideration when, and if, you change your newsletter sender address.
The subscriber control panel in Ubivox, gives you access to include a link in the newsletter, that the subscriber can click on to update their contact information in Ubivox. This guide exemplifies the process and elaborates why additional subscriber information can be relevant.
In Ubivox we create a URL with a subscribtion form that you can use on your site, the guide here shows where to find it and how it looks and what parameters and HTML you need to have to make your own status pages.