Do you have any contact in your Doit.im? If you do have, the registered email cannot be changed :(

And which email do you want to change to?

Thank you for your feedback and support.

We feel so sorry that we have to close this ticket for you haven't updated it for a long time. :( If you have any more questions about it or any new feedback on Doit.im, please feel free to start a new one.

Thank you for your support.