Office 365 (Outlook 2016 for Windows) - Switch from offline to online mode

Offline access lets you use Outlook on your laptop or desktop computer when you're not connected to the Internet.

SWITCH FROM WORKING OFFLINE TO ONLINE MODE

Applies To: Outlook 2016, Outlook 2013, Outlook 2010, Outlook 2007

In Outlook, you have the flexibility to make Outlook work online or offline with your mail server.


How do you know when you're working offline or online in Outlook? There are visual cues, starting with the status bar at the bottom of your Outlook window. If either of the following status indicators are shown, it means Outlook isn’t connected to your mail server:

Imageor Image

You can’t send or receive email until you reconnect.

If the Status is WORKING OFFLINE

Returning to an online work mode is a simple process.


Notes: 

  • If the background of the Work Offline button is shaded (as shown in the image above), you're not connected. But if the background is clear, you are connected.

  • If you don’t see the Work Offline button and your email account is a Microsoft Exchange Server account, Cached Exchange Mode might be turned off. Follow the steps in Turn on Cached Exchange Mode to change that setting. Or contact the person who manages the Exchange server for your organization.

If the Status is DISCONNECTED

There can be different reasons why you're disconnected from Outlook. What follows are just a few examples of some of the possible reasons.

Tips for reconnecting to Outlook

Here are some suggested ways to reconnect to Outlook.

Reset the Work Offline status