Automatically BCC an Address in Apple Mail
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Press Enter. The command may return a message such as, "The domain/default pair of (com.apple.mail, UserHeaders) does not exist." If you get the message, "The domain/default pair of (com.apple.mail, UserHeaders) does not exist," type the following command, but substitute "bcc@address" with the actual email address you want to use as the automatic BCC." defaults write com.apple.mail UserHeaders '{"Bcc" = "bcc@address"; }'
You're done! You've set a new automatic BCC address. Read on if your above command returned a different outcome. If the "defaults read command" from Step 2 returned a line of values within brackets, highlight and copy the entire line (using Command + C.) Type the following command in Terminal (don't press Return yet): defaults write com.apple.mail UserHeaders '
Press Command + V to paste what you copied above. The entire line should read something like this: defaults write com.apple.mail UserHeaders '{Reply-To = "reply-to@address"; }
Close the command with an ending quotation mark (') and then insert "Bcc" = "bcc@address"; before the closing bracket (remember to type the actual email address you're using as an auto-BCC), like this: ‘”Bcc” = “bcc@address”; ‘
The line now reads something like: defaults write com.apple.mail UserHeaders '{Reply-To = "reply-to@address"; "Bcc" = "bcc@address";}'
Press Enter to submit the command. You've set a new automatic BCC address. When you set an automatic BCC using this method, you can't add additional BCC recipients to your messages.
How to Automatically BCC an Address in Apple Mail
By Heinz Tschabitscher Heinz Tschabitscher Writer University of Vienna A former freelance contributor who has reviewed hundreds of email programs and services since 1997. lifewire's editorial guidelines Updated on February 9, 2021 Tweet Share Email Tweet Share Email Email Yahoo! Mail GmailWhat to Know
Open the Mac Terminal and enter the following command: defaults read com.apple.mail UserHeaders. Enter the following, replacing bcc@address with the address: defaults write com.apple.mail UserHeaders '{"Bcc" = "bcc@address"; }'. To delete the custom headers and turn off automatic BCC emails, use this command: defaults delete com.apple.mail UserHeaders. This article explains how to automatically BCC an address when you send messages through Apple Mail version 9.3 and later.How to Auto-BCC Every New Email
When you auto-BCC a specific email address, it will be added to every new email you send out from the Mail app. You'll use the Mac Terminal command-line interface to create this functionality. Here's how to set up an auto-BCC function in your Apple Mail application. Type Terminal into Spotlight Search to open a Terminal window. In the Terminal window, type: defaults read com.apple.mail UserHeadersPress Enter. The command may return a message such as, "The domain/default pair of (com.apple.mail, UserHeaders) does not exist." If you get the message, "The domain/default pair of (com.apple.mail, UserHeaders) does not exist," type the following command, but substitute "bcc@address" with the actual email address you want to use as the automatic BCC." defaults write com.apple.mail UserHeaders '{"Bcc" = "bcc@address"; }'
You're done! You've set a new automatic BCC address. Read on if your above command returned a different outcome. If the "defaults read command" from Step 2 returned a line of values within brackets, highlight and copy the entire line (using Command + C.) Type the following command in Terminal (don't press Return yet): defaults write com.apple.mail UserHeaders '
Press Command + V to paste what you copied above. The entire line should read something like this: defaults write com.apple.mail UserHeaders '{Reply-To = "reply-to@address"; }
Close the command with an ending quotation mark (') and then insert "Bcc" = "bcc@address"; before the closing bracket (remember to type the actual email address you're using as an auto-BCC), like this: ‘”Bcc” = “bcc@address”; ‘
The line now reads something like: defaults write com.apple.mail UserHeaders '{Reply-To = "reply-to@address"; "Bcc" = "bcc@address";}'
Press Enter to submit the command. You've set a new automatic BCC address. When you set an automatic BCC using this method, you can't add additional BCC recipients to your messages.