1. Place the Microsoft Office disc in your CD-ROM drive.
2. Click the Windows logo in the bottom left corner of the desktop. Press the Windows button on your keyboard plus 'R' to open the Run utility.

3. Type the following command in the dialog box:CD-ROM drive:\Setup /a'CD-ROM' represents the drive letter of your CD-ROM drive. For example, if your CD-ROM letter drive is 'K,' type 'K drive:\Setup /a.' Click 'OK.'
4. Give the hard drive location for the Office administrative installation in the 'Administrative Installation' box.
5. Enter the Product Key and click 'Next.' Wait for the installation to complete and click 'OK.'
6. Complete the on-screen prompts in the 'Use an Alternative Network Administrative Installation' section. This alters the Office source location to the administrative installation on your drive.