On Sat, 2022-11-26 at 16:15 +1030, Tim via users wrote:
I suppose you could search for likely sounding file names for the sample that's played.
e.g. locate sounds|grep usr
Look through the results and play the likely candidates. Then if you find it, delete it, or replace it with something less annoying, or a silent file. Make a note of which file, so you can do the same thing after any updates.
Likely candidates on my (different) installation:
$ locate alerts|grep usr /usr/share/sounds/gnome/default/alerts /usr/share/sounds/gnome/default/alerts/bark.ogg /usr/share/sounds/gnome/default/alerts/drip.ogg /usr/share/sounds/gnome/default/alerts/glass.ogg /usr/share/sounds/gnome/default/alerts/sonar.ogg /usr/share/sounds/mate/default/alerts /usr/share/sounds/mate/default/alerts/bark.ogg /usr/share/sounds/mate/default/alerts/drip.ogg /usr/share/sounds/mate/default/alerts/glass.ogg /usr/share/sounds/mate/default/alerts/sonar.ogg