How Do I Move Multiple Tasks Into a Summary Task

Multiple tasks may be selected and moved into a summary task at once, begin by navigating to the Task List for your project and selecting the tasks you want to move by checking them:

Access the bulk edit option through selecting the checkbox in either the top or bottom grayed out rows and selecting bulk edit:

Under Scheduling change Summary Task to a summary task of your choice:

If successful a menu will appear showing the tasks have been updated: