Selecting and Deleting multiple items at once within Outlook

If you have multiple items to delete in the Deleted Items folder, use one of the three methods listed below to select multiple items all at once.

Selecting Consecutive Items

Select the first item in the list, hold down the Shift key on the keyboard and then select the last item in the list. This will select all items in-between. Clicking on the toolbar will permanently delete all the selected items.

Selecting Nonconsecutive Items

To select items in nonconsecutive order, select the first item, hold down the Ctrl key on the keyboard and then select all other items. Clicking  on the toolbar will permanently delete all the selected items.

Selecting All Items

To permanently delete all items in the Deleted Items folder, select the Tools menu and select Empty "Deleted Items" Folder.