You can also click the Find more add-ins for Outlook at the Office Store link at the top of the Manage add-ins window. You can get more add-ins via the Office Store, which is available in the Add-ins section on the Home tab. The information pane includes more information about the selected add-in. Select or clear the check box in the Turned on column to turn the add-in on or off. The list of add-ins shows you the add-ins that you have already added, where they came from, who installed them, and if the add-in is turned on or off. In Manage add-ins, you can add or uninstall add-ins, refresh the view, and find more add-ins. That will take you to the Options pane, where you select General > Manage add-ins. You can manage the add-ins that are available to you by clicking the gear icon at the top of the Outlook Web App window to open Settings.Then,under Your app settings, select Mail. From there, you can select Schedule event to add the event as-is to your calendar or select Edit details to modify the event before adding it to your calendar. Selecting the text that includes the date and time opens the Suggested Meetings add-in, but won't take you away from the message. The message shown below includes a date and time that triggers the Suggested Meetings add-in, which is installed by default.

If an add-in is available and enabled, it will be added automatically to messages you receive that meet the criteria to trigger it. Add-ins for Outlook extend the usefulness of email by adding information or tools that you can use without having to leave Outlook Web App.Outlook Web App comes with several add-ins that are available and enabled by default, although they may be turned off for your mailbox.

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