- Go to Microsoft 365 admin center > Groups > Shared mailboxes.
- Choose the required mailbox, and then click on Send as permissions.
- Click on Add permissions and type the name of the user or users that you want to allow to send email from this mailbox.
How to send an email from a shared mailbox?
Steps for Power automate send an email from a shared mailbox
- Create a list in SharePoint Online. I have already created a SharePoint list i.e. ...
- Create a flow in Power automate. Now we will create a flow that will send an email attachment to the recipient using a shared mailbox.
- When an item is created. ...
- Initialize a variable that will store an array of attachments. ...
- Get the List of attachments. ...
How do you create a shared mailbox?
Create a shared mailbox and add members On the Shared mailboxes page, select + Add a shared mailbox. Enter a name for the shared mailbox. Select Save changes. It may take a few minutes before you can add members. Under Next steps, select Add members to this mailbox. Select the +Add members button. Select Close. How do I add contacts to a shared mailbox?
How do I get access to a shared mailbox?
What if I want to know more?
- Permission to act on behalf of another user or group is commonly referred to as delegate access. ...
- For information about how to sign in to Outlook Web App, see Sign in to Outlook Web App.
- For information about how to send email on behalf of another person or group, see Send email from another person or group.
How to assign permissions on shared mailbox?
To assign Permissions on a Shared Mailbox, please follow the instructions below: Log In to your Exchange Manager . Under Hosted Organisation – Exchange, click Mailboxes. Click the Display Name of the Shared Mailbox that you wish to manage. On the Edit User page, click the Permissions tab. Click the Add button under the corresponding ...

How do I send an email on behalf of another mailbox?
In Mail, click Home > New Email.On the Options tab, in the Show Fields group, click From.In the From box, type the name of the person on whose behalf you are sending the message. ... Add recipients, a subject, and the contents of the message as you typically do.
How do I send on behalf of a shared mailbox in Outlook 2016?
Granting Send On Behalf permissionsClick File > Info > Account Settings > Delegate Access.Click Add.Choose the mailbox from the Address Book.If you need the user to have partial access to your mailbox, you can specify the access level on the next screen. ... Click OK.
How do I turn on send on behalf of in outlook?
How to configure "send on behalf of" permissionOpen Outlook.Go to "File" >> "Account Settings" (keep current formatting)Select the "Delegates" tab.Click "Add..."Find and add the user you would like to give permission to and click Ok.Permissions: Here you have options. ... Click Ok to exit the options menu.More items...
How do I get permission to send an email from a shared mailbox?
The Send As permission allows anyone other than the mailbox owner to send email from this shared mailbox....Use the EAC to edit shared mailbox delegationIn the EAC, go to Recipients > Mailboxes. ... To grant or remove Full Access (Read and manage) and Send As permissions, click Edit next to the permission type.More items...•
Why can't I send from a shared mailbox?
Cause. In this configuration, Exchange Server requires Send As permissions to send the email message. If you don't have Send As permissions for the shared mailbox, Outlook can't send the message.
Can you have both Send As and Send on Behalf?
Can I have both Send As and Send on Behalf? No. "Send on Behalf" naturally supercedes Send As, you will need to decide which permission to set for it to work properly.
How do you say on behalf of in email?
For example, the From field on the received email is marked as: From: Billy On Behalf Of David.
What is send on behalf permission?
Send on Behalf Allows the delegate to send messages from the mailbox or group. The From address of these messages clearly shows that the message was sent by the delegate ("
How do I delegate access to a shared mailbox in Outlook?
1) Open Outlook. When prompted, select the mail profile associated to the shared mailbox. 5) A Delegate Permissions window will appear, grant the appropriate access, then click OK. The newly added delegate will then appear as a member in the Delegates list.
How to remove full access to mailbox in EAC?
In the EAC, go to Recipients > Mailboxes. Select the shared mailbox, and then click Manage mailbox delegation . To grant or remove Full Access (Read and manage) and Send As permissions, click Edit next to the permission type. On the Manage mailbox delegation page, you can remove permissions already added by clicking on the users listed (if any) ...
Can you send email from a shared mailbox?
However, a user with Full Access permission can't send email from the shared mailbox unless they also have Send As or Send on Behalf permission.
Symptoms
When you sign in to the Exchange Admin Center (EAC) in Microsoft Exchange Online, you see limited options to set the permissions of a shared mailbox. The option to individually manage the Send on Behalf permissions is available for user mailboxes. However, only the option to manage full mailbox permissions is available for shared mailboxes.
Cause
This issue occurs because the Send on Behalf permission can't be managed in the EAC.
Workaround
To work around this issue, add the Send on Behalf permission by using Windows Remote PowerShell. To do this, follow the instructions on the following Microsoft TechNet website:
Shared mailbox: Use send-as, not send on behalf from Outlook 2016
We have a lot of shared mailboxes. For every shared mailbox, we create a specific security group that contains the members who should have access to that particular shared mailbox.
Re: Shared mailbox: Use send-as, not send on behalf from Outlook 2016
The behavior depends on how you've added the shared mailbox in Outlook (automapped vs additional account), and of course by the method you use to compose the message. Check my ramblings on the topic here: https://www.michev.info/Blog/Post/1430/
Re: Shared mailbox: Use send-as, not send on behalf from Outlook 2016
When choosing the From address using the Global Address List instead of the offline one, I'm now able to send-as. :)
Re: Shared mailbox: Use send-as, not send on behalf from Outlook 2016
Difference in terms of the Send As functionality, or in general? For Send As, it doesn't matter that much what kind of object you have, as long as you have the necessary permissions. The difference is mainly in how you want to handle the messages (i.e.
Re: Shared mailbox: Use send-as, not send on behalf from Outlook 2016
What's odd is that--- - yes when i choose the From, from the ONLINE Global Address list -- it works. However on subsequent emails, the autocompleted address does not. It seems i have to click into the Online GAL on each and every message I send.
Re: Shared mailbox: Use send-as, not send on behalf from Outlook 2016
When setting new send-as permissions, a new OAB must be build and downloaded by the clients. If you need to use send-as ad-hoc, you need to switch to Outlook Online Mode. Alternatively, you can use Outlook on the Web.
Question
I have created shared mailbox and Grant Send On Behalf permission for John.
All replies
It seem like you gave him Send-AS permission, this might solve your problem:
