You must have the USB adapter for this.
Step 1 - Download the USB installer V1.2, and program card and esc firmware.
Step 2 - Install USB installer software, then plug in your adapter and let that install.
Step 3 - Open the ORCA update software and plug in your program card. (It should light up as normal and the update software should show what it is)
Step 4 - Click browse in the lower box and find the new 4.0 firmware you downloaded earlier.
Step 5 - Click update, and you are done!
Repeat steps 3-5 for each esc, they plug in via sensor cable.