This article helps you create a shared mailbox using Microsoft Exchange Admin Centre.
Before Starting the technical configuration, let’s understand what a Shared Mailbox is.
What is Shared Mailbox:
- Outlook Mail used by group of people to manage teams
- Common Scenario’s include – IT Support Team, Project Team, Sales Team using a shared mailbox to manage stakeholder or customer queries.
Let’s check out creating a shared mailbox using Exchange Online.
How to Create a Shared Mailbox
Open Exchange Online Admin Centre

Open Mailboxes Section from the Dashboard

Click on “Add a Shared Mailbox”
Fill in the details – Display name, Email Address and Alias
Click ‘Create” once adding all the details

Here, we need to add members and owners who will manage the shared mailbox.

Click on the Mailbox
Here I am editing “Contact” mailbox – you get options and fields to edit properties of exchange mailbox

Image shown above holds all the properties section of a mailbox.
Exchange Online UI shows important details for a mailbox like:
- Display Name
- Alias
- Email Address
- Mailbox Usage
- Email apps and Mobile Devices
- Delegation
- Others

Navigate to “Delegation” Option
Edit “Read and Manage” options – Add desired usernames to add under delegation to grant access to the shared mailbox
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