Note that the Bcc field may not show when you first open a new email screen in macOS Mail.
SelectView>Bcc Address Fieldfrom the menu bar to add the new area.
Alternatively, pressOption+command+Bon your keyboard.
The Bcc field will appear in the header.
pop in the Bcc recipients' email addresses in theBccfield.
You don’t need to enter any address in the To field, although you might.
Enter a subject and the text of the email as usual and send the email.
In this case, they’ll reveal their existence, but not that of the other Bcc recipients.
However, no one who receives your email can dive into the Bcc information.
Why Should You Use the Bcc Feature?
Each person can see everyone else’s addressesa situation one or more might find objectionable or intrusive.
What Does Bcc Mean?
Bcc is an abbreviation for “blind carbon copy.”
It’s a holdover from the days of typewriters and hard copy.
In modern-day email usage, using Bccprotects the privacy of all the recipients.
The other email addresses to which the email is sent remain hidden.