At the moment, the email address that's associated with your Zyro account can be changed by contacting Customer Support.
If you need to change your account's email address, please log into your Zyro account and contact our Customer Support via live chat.
You will find the chat bubble in the bottom-right corner:
The team will change your account email in no time, and you will be able to login using the new email address. Remember that your password remains the same.