UN-Installation can be due to different reasons. When UN-installation of Microsoft Office 2010 is concerned, it is obvious that it has occurred due to some cleaning issue, or maybe you are going to change from one model to another. When you change the system, it is required to uninstall the software soon after that. You can easily uninstall it by using Microsoft Fix it tool. Next you can try using Control Panel in Windows or by manually uninstalling it. If the issue still persists then you must try contacting the technical team available at Microsoft Support Help Number UK 0808-238-7544 toll free and then you will be supported as per your need.