Steps:

  1. Click "User Profile" in the left-side menu after you login to app.paperos.com.
  2. Click + Add Email.
  3. Enter the new email address and click Send Email. If you already have an account with this email, you can enter the password of that account, and the two accounts will be merged. 
  4. If you don't have an account with that email yet a verification email will be sent to that address — open it and click the confirmation link.

Once verified, the email will appear as active on your profile.