Interface Question

[wa2cop]

What does the red dot in the upper left above the dB numbers indicate. It flashed on and off a few times.
See attachment.
Thanks

[w-u-2-o]

That is the dreaded red box, or red square.

https://apache-labs.com/community/viewt ... are#p12226

And if you do a search on those terms other topics will pop up also.

[wa2cop]

Thank you!