Once drivers and vehicles are created and ELDs are assigned download the Sync app by clicking Data Transfer, then Download Sync App, and finally Download (Windows).
Once downloaded, run the file and wait for the following screen to appear:
Use the same credentials as you do to log into the portal and press login. The following screen will appear and you will then be able to insert your USB Driver or Fleet key.
The Arrows on the right will turn red and green as the key is synching. The first sync will take a while as an update will be pushed to the key. The program will prompt you that the uploading is complete with a pop up.