Customizable Recipient Limits in Office 365

Since 1997 Microsoft has introduced the recipient limit in Exchange Server. This is the limit of user to send single email including CC and BCC. By default, recipient limit in office 365 has been set to 500. Which users didn’t have any control of this settings. Since January 2020, admins do have Customizable Recipient Limits in Office 365.

There has been a lot of request in user voice to make this feature available to admin. And now it is over there for admin to make customize. The value of the recipient can be change from 1 to 1000 for now.

PowerShell Configuration

For the admins using PowerShell EAC, they can use below cmdlet to change the value of recipient limit.

Update a single mailbox

 Set-Mailbox kimakers@contoso.com -RecipientLimits 20

Update multiple mailboxes

(Get-Mailbox | where {$_.RecipientTypeDetails -ne "DiscoveryMailbox"}) | % {Set-Mailbox $_.Identity -RecipientLimits 10}

Update the default for new mailboxes created in the future (all plans)

Get-MailboxPlan | Set-MailboxPlan -RecipientLimits 50

Portal Configuration

For the users using the Office 365 Portal they can have two different management portal.

For the old Portal, they can make change as below

For the new Portal they can make change as of the below Screenshot.

Hope this will help you to fulfill your organization requirement.