Delegates can receive and respond to email messages on your behalf as well as create and edit meeting requests. If full access permissions and Send on Behalf permissions are granted to a mailbox, delegates are able to send mail as the account owner. A delegate can have additional permissions to read, create, and change items in Microsoft 365 mail.

Manage Another Calendar in Outlook on the Web

• Add someone else's calendar to your calendar view
  If you've received an invitation to share someone else's calendar, select the Accept button in the invitation to add it to your list of calendars.
• Schedule a meeting on someone else's behalf
  Once you have editor access or delegate access to someone else's calendar and have added it to your calendar list, you can schedule meetings on their behalf.
• Respond to a meeting on someone else's behalf
  If you're a delegate for someone, meeting requests and updates will be sent to you.
• Editing a meeting on someone else's behalf
  As a delegate, you can also edit or cancel meetings on behalf of the calendar owner.

Manage Another Person's Email and Calendar Items in Outlook

Note: The person who is sharing a mailbox must grant you Folder Visible permission on the root folder of the Exchange mailbox.

• Add another person's mailbox to your profile
• Open another person's folders
• Send or respond to meeting requests on behalf of another person
• Create or reply to an email message on behalf of another person
• Save sent items in another person's Sent Items folder

Share Your Calendar in Outlook

• Share an Outlook calendar with other people

Share Your Calendar in Outlook on the Web

The following sharing and delegation topics are found under the Share Your Calendar in Outlook on the Web Microsoft knowledge article.

• Share your calendar
• Change calendar sharing permissions
• Add another person's calendar to my calendar
• Stop sharing my calendar with someone
• Share your calendar in Outlook on the web

Additional Sharing Articles

• Calendar Delegation in Outlook on the web
• Allow someone else to manage your email and calendar