Our Technical Support Portal has changed as we have moved to a new platform. Please visit support.quark.com to access your support tickets or to log a new ticket with us. All our existing customers should look for an email from email@example.com for activation of their New Support Account. If you face any difficulty in accessing the new portal, please write to us at firstname.lastname@example.org
Newsstand issue screen name can be update on the build form.
Verify if the name is updated on the form. If not, you need to change App Display Name in the app build form.
After you have changed this, you need to create a new build, then re-submit the app to the Apple Store the usual way to be approved.