1) Click the setup.exe
Before you do anything else, make sure that no program is running. Otherwise, it might cause some malfunctions and cause damage to your computer. Insert the DVD in the DVD-ROM. Wait for a new window to appear. You can even click on the executable file for Office by browsing to CD in My Computer and run the program.
2) Wait for the installation window to appear.
When the next windows appears, click on Install after selecting Microsoft Office 2007
3) Select the features you want to install from the Installation Options tab.
Then select the drive you want to install it to and enter information for the organization and name
4) Enter the Product Key
This consists of 25 characters. You may have to click Continue or purchase a one-year or unlimited license
5) Then a window will appear with agreement terms.
Please read and accept the agreement terms.
6) On the window that appears next choose Upgrade to Install or Custom(if you want modified settings).
If you already have Office installed you may want to upgrade or customize, otherwise click install
7) Your program will automatically install once you click on Upgrade.
This may take a few minutes
8) If you chose Custom, modify your settings by clicking on Configure Preferences
9) The installation will start and a bar will appear.
Wait for it to go up to 100 then proceed.
10) Click on close and run Microsoft Office from the Programs in the Start Menu