Tutor for Preview shows you how to get the most out of Preview. The Preview app not only opens PDFS and images, but it also allows you to annotate and edit them. This includes highlighting and adding text, editing, resizing, and combining documents. In addition, you will learn how to add security to your documents.
Control a Celestron, Gemini, iOptron, Meade Autostar or LX200 astronomical telescope with your Mac.
