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How to Hide Attendees in an Outlook Meeting Invitation
Question details
The user needs to send a calendar invitation to a large group while keeping the attendee email addresses private.
- Product
- Microsoft Outlook
- Device & OS
- not provided
- Scenario
- Sending private meeting invitations to large groups without exposing all attendee email addresses.
- Observed behavior
- Outlook desktop lacks a direct Bcc feature for meeting invitations, making it difficult to hide the attendee list natively in the desktop application.
Determine whether you are using Outlook Desktop or Outlook on the Web, as the built-in feature to hide attendees is currently only available on the web version.
Use the Hide Attendee List Feature in Outlook on the Web
Outlook on the Web offers a native option to hide the attendee list from recipients when creating a new event.
Open your web browser, navigate to Outlook on the Web, and log into your Microsoft 365 account.
Navigate to the Calendar view and click on 'New event' in the upper-left corner to start creating your meeting invitation.
In the event creation window, locate and click on 'Response options' in the top toolbar.
Select 'Hide attendee list' from the drop-down menu. Once checked, recipients will receive the invitation but will not be able to see who else was invited.
Use a Bcc Email as a Workaround in Outlook Desktop
Since Outlook Desktop does not support Bcc in meeting invites, sending a standard email via Bcc is the most reliable workaround for strict privacy.
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Frequently Asked Questions
Can I use Bcc in an Outlook desktop meeting invitation?
No, Outlook desktop does not currently offer a true Bcc field for calendar invitations. To keep emails private, you must use workarounds such as sending a standard email with attendees in the Bcc field or using the 'Hide attendee list' feature available in Outlook on the Web.
Will attendees see each other if I use a distribution list?
When you invite a distribution list, attendees will typically see the name of the list rather than individual email addresses, depending on your organization's Exchange settings. However, if an attendee expands the list, they may still be able to see the individual members.
Why isn't the 'Hide attendee list' option showing in Outlook on the Web?
If you cannot find the 'Hide attendee list' option under Response options, ensure that your web browser is fully updated. Additionally, this privacy feature may be restricted or disabled by your organization's Microsoft 365 administrator, so you may need to contact them for further support.
Does sending a Bcc email automatically add the event to recipients' calendars?
No. If you send meeting details via a standard Bcc email rather than an official calendar invitation, the event will not automatically populate on the recipients' calendars. You should include an .ics attachment and advise them to add the event manually.
