You can assign a short cut key to run the macro. Do the following:
-In the "View" tab in the top menu, click "Macros" at the far right.
-Click on "SavePDF" and click the "Options" button.
-Enter any letter such as the letter "s" in the box.
-Click "OK" and close the pop-up.
Now whenever you want to run the macro, hold down the CTRL key and press the letter "s" and the macro will run.