Change the arrangement applied

The default arrangement used to view messages is the Date arrangement. You can switch to any of the other predefined arrangements by following the steps below.

On the View menu, click Arrange By.
Click the arrangement you want.
To customize the arrangement you just applied, on the View menu, click Arrange By, and then click Custom, and then select the options you want.

To quickly change from one standard arrangement to another:

In single-line layout, right-click a column heading, click Arrange By on the shortcut menu, and then click the arrangement you want.

In multi-line layout, right-click the Arranged By: Arrangement name column, and then click the arrangement you want.