Navigate to your Profiles tab and click the plus sign under Available Payloads.
Select Android and then File
Note: In 6.2 all files must be stored under C:\Program Files\Wavelink\Avalanche\centralfilestore\files
Name your payload, enter your file path (needs to reside in the com.wavelink.velocity folder) and click the search icon under File to select your wldep. Click Save.
Your file payload will now show under Available Payloads