Adobe - Load export presets
From MediaArts KB
Sometimes you will need to import presets into Adobe Premier or Adobe Media Encoder. There are multiple ways to accomplish this task.
Presets typically have a ".epr" file extension.
Import via the Finder
Open a finder window and navigate to the following path
/Documents/Adobe/Adobe Media Encoder/VERSION/Presets/
Copy any presets you would like to load into this folder.