Topics Map > Microsoft 365 > Groups
Microsoft 365 - Outlook on the Web (How To) Edit Distribution Groups
Beginning in August 2023, managing distribution groups will no longer be possible from Outlook on the web. Administrators should manage their organization's distribution groups in the Exchange Admin Center.
NOTE: Non-administrators who want to manage or join distribution groups can do so by navigating to this portal.
Join or leave a distribution group
Use Join or leave a distribution group to see and manage the distribution groups you’re a member of.
To join a distribution group:
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Navigate to this portal and select Groups I belong to.
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Select Join
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In the dialog box, select the group you want to join. You can search for a group by typing all or part of its name in the search window, and then selecting the search icon
. To clear the search results, select Clear 
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Select the group you want to join.
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Select Join
.
To leave a distribution group:
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Navigate to this portal and select Groups I belong to.
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Select the distribution group you want to leave.
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Select Leave
.
Create and manage distribution groups
Create and manage distribution groups shows the distribution groups that you’re listed as an owner of. Use it to create new groups and manage existing groups that you own.
To create a new group:
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Navigate to this portal and select Groups I own.
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Select Add New Group
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In the dialog box, follow the steps to add the information needed to create your distribution group.
To edit a group or review information about a group:
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Navigate to this portal and select Groups I own.
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In the dialog box, select the group you want to edit. You can search for a group by typing all or part of its name in the search window, and then selecting the search icon
. To clear the search results, select Clear . -
Select Edit general settings or go to the Settings tab.
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Make the changes you want.
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Select Save to save your changes, or Cancel to leave without saving.
To delete a group that you own, find it in the list and select Delete 
.
Control who can send to a distribution group
After you’ve created a group, you can edit it to control who can send messages to it. By default, only people inside your organization can send to distribution groups in your organization’s address book.
To determine who can send to your group:
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Navigate to this portal and select Groups I own.
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Select the distribution group that you want to change the settings for.
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Select Settings.
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Select Edit delivery management.
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Choose the delivery management settings.
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Select Save to save your changes, or Cancel to leave without saving.
Set up a moderated distribution group
Messages sent to a moderated distribution group can be screened by a group moderator before being sent to all members of the group. If you own a group, you can set up moderation rules for the group.
To configure a moderated distribution group:
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Navigate to this portal and select Groups I own.
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Select the distribution group that you want to make a moderated group.
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Select Settings.
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Select Edit message approval.
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Choose the message approval settings you want and add group moderators.
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Select Save to save your changes, or Cancel to leave without saving.