Report preparation

• I used the AI-assisted bug report tool (Help → Support → File an Issue)
• I have attached a support bundle or log file

What happened?

This makes ASDR unusable and tedious for daily operations and during some contests. Each time you change bands, the stored span and VFO are erased because the VFO is set to SSB mode in the center of the changed band.
This problem has been reported for over a month.ù

aethersdr-20260423-151548.log

What did you expect?

No response

Steps to reproduce

Flex 6400

AetherSDR version

0.8.21

Radio model & firmware

flex 6400 v. 0.4.1.5

Operating system

Windows

OS version and hardware

windows 10 Pro