Proofing: Research Options You can include other Research Sites in your options. Here are the steps.   4. Try it: Edit the Research Options The presentation is open. Go to Review ->Proofing->Research. Click Research Options.   You can select the Services and languages if you wish. For example, you can choose an educational service such as Encarta. There are buttons at the bottom of the form to Add Services, Update/Remove and Parental Control.   Click CANCEL and keep going, please... Review ->Proofing->Research->Research Options Exam 77-422: Microsoft PowerPoint 2013 5.0 Manage Multiple Presentations 5.3 Protect and Share Presentations: Proof Presentations (Research Options)