To block a sender:
Go to the blocked mailbox and add the email addresses as search tokens. All future emails will be directed to the blocked mailbox.
1. Select "Blocked" from Mailboxes.
2. Select the three
vertical dots for more options.
3. Add the search token
desired (for example: the search token can be an email address, e.g. firstname.lastname@example.org).
As you scroll down you will see various settings. Change the settings accordingly to suit your needs.