In Fluent: Go to "Calculate Activities"; Under "Automatic Export" choose Create -> Solution Data Export; Choose file type "CFD-Post compatible", this will create .cdat extension files which can be imported into CFD-Post; At right you'll see panel Quantities - here you should select with mouse-probe button variables, that you like to postprocess in CFD-Post. These variables will be written to file at every n-th time-step, value of "n" is selected under Frequency (Time Steps) in this dialog box; Run your transient simulation.
In CFD-Post: File -> Load Results; Select the last timestep FFF-00xx.cdat file; Choose "Load complete history as -> A single case" at right. After loading, Tools -> TimeStep Selector, and you will see all the timesteps. Refer to the attached document to see how to create the video.
Animation or Images of Fluent transient cases
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