Then, instead of Open Acrobat. Click Add Files or Add Open Files, or drag files into the Add Files window. Adobe Creative Cloud Simply follow these steps: In your PDF viewer, like the Acrobat Reader app, go to File > Print — as if you were going to send the document to a printer. You can choose a variety of documents at once, such as Microsoft PowerPoint presentations, images, emails, and more Choose File > Create > Combine Multiple Files into a single PDF. If the file is already open, then cho