Show/hide Bcc field in Thunderbird
You can hide recipients names by using the Bcc Field in Thunderbird.
This guide is aimed at...
- Staff
Instructions
In a New Message window:
1. Click on the To: button shown in the diagram, you will be able to select the Bcc: option from the drop-down list.

Fig 1. Location of the Bcc option
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Related guides and other info:
- Delete and recover deleted items
- Add an attachment
- Add a signature
- Create a message rule
- Send email in HTML or plain text
- Search for messages