Outlook 2016 cannot send email from shared mailbox

Tap the Add Account button in the left navigation pane, then tap Add a Shared Mailbox. Sign in to your primary account in Outlook for iOS or Android. To access a shared mailbox on a mobile device, use the following steps. Use a shared mailbox on a mobile device (phone or tablet)

Under My Contacts, choose the contacts folder for the shared contacts list. The shared contact list associated with the shared mailbox is automatically added to your My Contacts list. Everyone who is a member of shared mailbox can see their changes to the shared calendar.ДЄfter your admin has added you as a member of shared mailbox, close and then restart Outlook. When you enter appointments, everyone who is a member of the shared mailbox will be able to see them.ДЄny member of the shared mailbox can create, view, and manage appointments on the calendar, just like they would their personal appointments. In Outlook go to calendar view, and choose the shared mailbox. The shared calendar associated with the shared mailbox is automatically added to your Calendars list. When you want to send a message from your shared mailbox, the address will be available in your From drop down list.ДЄfter your admin has added you as a member of shared mailbox, close and then restart Outlook. If you don't, choose the From dropdown box and choose your shared mailbox. Open the email message you want to reply to.ДЇrom field at the top of your message, you should see the name of your shared mailbox. Whenever you send a message from your shared mailbox, your recipients will only see the shared email address in the message. If you don't see your shared email address, choose Other email address and then type in the shared email address.ДЇinish typing your message and then choose Send.ДЇrom now on when you want to send a message from your shared mailbox, the address will be available in your From drop down list. If you don't see the From field at the top of your message, choose Options > From.Д¬lick From in the message, and change to the shared email address. Type the shared email address, such as OKВ > OK. Make sure the correct account is highlighted, then choose Change. If that didn't work, then manually add the shared mailbox to Outlook:Д¬hoose Account Settings, then select Account Settings from the menu. Wait a bit and then close and restartВ Outlook again. If your admin only recently added you to a shared mailbox, it may take a few minutes before the shared mailbox appears. The shared mailbox should automatically display in your Folder pane in Outlook. AddВ a shared mailbox to OutlookДЄfter your admin has added you as a member of a shared mailbox, close and then restartВ Outlook. For more information, see Create a shared mailbox, which describes what the admin needs to do. Tip:В Before you can use a shared mailbox, the Microsoft 365 admin for your organization has to create it and add you as a member.

Outlook 2016 cannot send email from shared mailbox