The Reading Pane lets you read items in your mailbox without opening them. It's available in all views and can be used to read items and make limited changes to them.
|This information applies to the standard version of Outlook Web App. The feature that's described isn't available in the Outlook Web App Light.|
Mark the item displayed in the Reading Pane as Read
Use this setting to mark messages you view in the Reading Pane as Read if you leave them selected for longer than the number of seconds you specify.
Mark the item as Read when the selection changes
Use this setting to automatically mark messages in the Reading Pane as Read when you go to another message or to another folder.
Don't automatically mark items as Read
Use this setting to prevent messages you view in the Reading Pane from being automatically marked as Read.
If you select this option, messages won't be marked as Read unless you open them or mark them as Read.
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