1. You must unzip or decompress the file.
  2. Put the attached file on a USB stick. (Make sure its in the main page, not in a sub folder within the stick).
  3. Plug the USB stick into the processor card on the Spa Pack.
  4. Green and yellow lights will start flashing
  5. Wait until the yellow light goes out and turns green (it takes about 40 seconds).
  6. Unplug the USB stick and recycle the power.
  7. Green and yellow lights will flash again and the Spa will boot-up with the new software.

How to put a file on a usb stick:

There is a video following the steps above available here:

*If they do not start flashing try turning the power to the spa off and then back on with the USB key in place.