Doesn't that warning go away after the first launch of the software? I don't recall seeing it again after using the K3 software for the first time. 73, W0EA TJ ---- QRP ARCI #14612 | CW Ops #953 | SKCC #4593T NAQCC #3768 | Flying Pigs QRP #2254 http://W0EA.us *Because QRO is too easy (but sometimes required!)*