On the main page of your Aristeem account, click on your user profile icon in the top-right corner. On the page that opens, find the "Email" button in the "Settings" section.
After clicking this button, a window will appear where you can enter your new email address. Click the "Save Changes" button to apply the changes.
A confirmation email titled "Email Address Change Verification" will be sent to your old email address. To complete the process, open the email and click the "Confirm Email Address" button. Once confirmed, your email address will be successfully updated.