To Open or Close a Sheet
1. Click > 
Design Explorer. The Design Explorer dialog box opens.
Design Explorer. The Design Explorer dialog box opens.2. Select the sheet to open (more than one sheet can be open at a time).
3. Click 
or double-click the sheet in the list box, or right-click and choose Open Sheet from the shortcut menu. The sheet opens. You can also open the sheet from the Model Explorer.
or double-click the sheet in the list box, or right-click and choose Open Sheet from the shortcut menu. The sheet opens. You can also open the sheet from the Model Explorer.4. Click 
to close the current sheet or right-click the sheet tab and choose Close Sheet.
to close the current sheet or right-click the sheet tab and choose Close Sheet.