v1.603,604: lots of fixes
From the CHANGE_LOG file:
v1.603 Jun 10, 2023
DX label popups no longer have modifier key explanations. Refer to DX label help button instead.
Extension help keyboard shortcut: When an extension is open (or the DX label panel) typing 'H'
will open the extension's help panel. The global help panel is still opened with 'h' or '?'
Clarified use of alt and control keys in global help panel and DX label help panel.
DX label panel "add" button now working.
Various fixes to labels with non-zero signal bandwidths.
Antenna disconnect detector now works properly for disconnect/reconnect transitions.
When displaying a large number of EiBi labels the audio should no longer glitch.
For BBAi-64 10 Mbps Ethernet mode is disabled due to the Ethernet interface hanging.
Fixed problem where 'x' shortcut key caused all subsequent shortcuts to stop functioning.
Fixed dist.admin.json recovery file.
Optimized size of DRM extension control panel.