From the Report Manager File menu, choose Data, and then select Data Collection.
The Data Collection dialog box opens. All hosts for which data is not currently being collected are listed in the right pane. All hosts for which data is currently being collected are listed in the left pane.
Select the name of the host from the corresponding table.
Click the Enable, Enable All, Disable, and Disable All buttons to move the host names as needed.
Click OK to save the settings.