All of this information has been provided in this topic. Here is what we've provided:
wsjt-x Version: 2.3.0
Settings have not changed from when it was working in 2.2.x. In my case the general settings are as listed in the WSJT user manual for use with the 7300. CAT control for PTT and all has been tested.
We're changing bands, during a receive cycle by using the drop down band menu seen next to the frequency window.
This is impacting a lot of users.