Green arrow button pushes your file to the hardware

Yellow arrow button pulls file from the device (as long as it's archived)

If your software version doesn't match what's on the hardware it will either ask you to upgrade or downgrade the firmware. Every release of the software comes with an updated firmware.

The little checkbox in the lower left of the DSP in the site file will open up a window in case you have to change the IP or match it to the hardware