You will need to update windows to service pack3 first. Then once completed click "start" and open "control panel" and then "Add Remove programs-software" Scroll through list of installed software and identify all and only the office related components "select" each component individually then click "remove/uninstall" Remove all previous installed office components, starting with the smallest sized file to the largest, once completed restart your machine and try the office install disk again. See below for service pack three download info and links:
Download the service pack manually
You can use Windows Update or the Microsoft Download Center to obtain Windows XP SP3 online.
Check for updates on Windows Update
To check for updates on Windows Update, follow these steps:
- Visit the following Microsoft Web site:
- Click Express (Recommended).
- If your computer is up to date, Windows XP SP3 will be one of the updates that is automatically selected. Click Install. If your computer is not up to date, Windows Update will offer some other updates that you have to install first. Install those, and then repeat steps 1 and 2 to obtain Windows XP SP3.
- For Windows XP SP3, review and accept the Microsoft Software License Terms.
Windows XP SP3 will be downloaded to your computer, and the Windows XP Service Pack 3 Setup Wizard will help you install it.
Download the latest Windows XP service pack from the Microsoft Download CenterIf you have problems obtaining the service pack from Windows Update, you can download the stand-alone update package from the Download Center. This page will say that this installation package is intended for IT professionals and developers. However, you can safely download this file. The following file is available for download from the Microsoft Download Center:Download the Windows XP Service Pack 3 package now. (http://www.microsoft.com/downloads/details.aspx?FamilyId=5B33B5A8-5E76-401F-BE08-1E1555D4F3D4)