How to add mailbox to apple email

- Apple mail add mailbox
- How to add shared mailbox to apple mail
- How to add a new mailbox to apple mail
- How to add mailbox to apple mail app
- How to add another mailbox to apple mail
- How to add shared mailbox to apple mail app
- How to add outlook mailbox to apple mail
- How to add gmail mailbox to apple mail
- How to add additional mailbox in apple mail
- How to add another email to apple mailbox
- How to add new email to apple mailbox