On the Flex equalizer panel, turn off RX and TX equalization (these are for phone operation)
Using the icon labeled wsjtx-FLEX, launch WSJT-X.
Set desired mode and frequency on WSJT-X.
Note the following: a) does the Flex tuning move to the desired frequency?
b) does the operating mode change to DIGU?
c) Are signals being decoded?
6) PC Audio may be muted if desired, this will not affect decoding.
7) Ready to operate!