How can I set an out of office message for a shared mailbox?

Outlook New

1. in Outlook, select the Settings⚙️icon top right

   1. If you don't see this, you are not using the Outlook New app. Use the Outlook on the Web method instead >
2. Select Accounts > Automatic replies
3. Select the shared mailbox under These settings are applied at the account level
4. Enter the follow details:
   1. Set a time period if required
   2. Enter message
   3. Choose who to send the automatic message to
5. Select X to close and it will save automatically

Outlook on the Web

• In an internet browser, modify and enter the relevant URL in the address bar:
  • https://outlook.office.com/mail/*@stalbans.anglican.org/
  • https://outlook.office.com/mail/*@stalbansdiocese.org/ 
    • * = insert the shared mailbox alias (first part of the address) here
  • Alternatively go to your mailbox in Outlook on the Web
    • Click your name in the top right
    • Open another mailbox
    • Enter the email address of the shared mailbox
    • Select address
    • Open
• In the shared mailbox go to Settings (cog icon) top right
• View all Outlook settings
• Automatic replies
• Turn on to enable or turn off to disable
• When enabling select the time period
• Write your message for inside and, optionally, outside your organisation
• Save

See also: How do I set an out of office message to automatically reply in Outlook?