A family of Microsoft word processing software products for creating web, email, and print documents.
Try a repair>Control panel>Programs and features>Right click on Office 2013>Choose change>You will be given two choices>Quick repair and Online repair (Online repair downloads office as part of the online repair process and you will be prompted to activate office using your email address and password associated with your Microsoft Account associated with your Office, the other option is to use the product key you used to download office)