A family of Microsoft word processing software products for creating web, email, and print documents.
The Office apps may sometimes loose connection to the printer drivers, the best first option is to completely uninstall your printer, then restart your PC and go to the support page for your printer on the manufacturers website to download and install the version of printer drivers, firmware and associated software they provide for your printer model.
If you have any difficulty locating the support page, what is the make and exact model number of your printer.