ScreenFlow User Guide | Introduction — Unlock ScreenFlow
| When you purchase ScreenFlow, you will receive an email receipt from us containing your license key. The easiest way to register ScreenFlow is to click on the link provided in your email receipt. If this does not work, you can manually register ScreenFlow as follows: Select “Unlock ScreenFlow” from the “Purchase” menu, or select “Preferences” from the “ScreenFlow” and enter the license key into the license key field as shown below. If you do not have a “Purchase” menu in ScreenFlow, then you have already registered the application. Enter your license key Enter your License Key as specified in the email receipt from Telestream. Demonstration Mode Until you unlock ScreenFlow, the software will run in demonstration mode. In demonstration mode, all output will be water-marked.