How To Delegate Access To Your Inbox
This article will help you delegate access to your Inbox in Microsoft Outlook 365
1) Open Microsoft Outlook and select File.
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2) Then select Account Settings ----> Delegate Access
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3) Select Add
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4) Search for the person you would like to have access to you mailbox. Select Add then OK.
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5) Here you can customize what the delegate can do. Select the permissions and click OK.
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6) You now have granted access to your mailbox and calendar.