How to check and ensure a Microsoft Outlook for Mac account is online

The Microsoft Outlook for Mac application will sometimes have an email account go offline. Once offline, the account will no longer send or receive messages within Outlook, and folders will not show recent changes, especially for shared mailboxes. The cause of this issue is currently unknown.

How to identify an offline account

1. If the account is offline, it will say “Outlook is offline” on the top-left of the Outlook app. See picture below:
   
   

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How to fix this issue 

There are two solutions to resolve this issue and they are listed below.

Solution 1

1. Simply click the Go Online button, located on the top-left of the Outlook app.

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Solution 2

1. Click the Outlook tab on the ribbon, then click on the Work Offline button.

   • If there is a check mark located beside “Work Offline,” then you are offline. To go back online, click the button to remove the check mark.

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