Show the Developer tab

You should display the Developer tab when you want to write macros, run macros that you previously recorded, or create applications to use with Microsoft Office programs. Do the following:
    1.    To open the Word Options dialog box, do one of the following:
  • On the File tab, click the Options button:
    Word 2010 options
  • Right-click in any tab (ribbon) and choose Customize the Ribbon... in the popup menu:
    Word 2010 tab popup menu

    2.    In the Word Options dialog box, on the Customize Ribbon tab, in the left column, check the Developer tab:

Customize Ribbon in Word 2010

    3.    Click OK.

For more details, see Creating Your Own Menu.