A few words on the formatting in the following instructions:
Notes that require you to perform an action are colored in blue
General information is colored in black, but does not require any action
Words that are bolded are labels for items found in ANSYS AIM
Most important notes are colored in red
Open ANSYS AIM by going to Start > All Apps > ANSYS 18.1 > ANSYS AIM 18.1. Once you are at the starting page of AIM, select the Fluid Flow template as shown below.
You will be prompted by the Fluid Flow template to either Define new geometry, Import geometry file, or Connect to active CAD session. Select Import geometry file and press Next.