This functionality has (finally!) been fully implemented in GNOME 3.36, see: https://wiki.archlinux.org/index.php/GNOME/Tips_and_tricks#Adjust_volume_in_smaller_steps
So e.g. for 2% changes on regular Volume up/down key (no shift required!):
$ gsettings set org.gnome.settings-daemon.plugins.media-keys volume-step 2
Pinned Comments
rxvisser commented on 2021-02-02 05:24 (UTC) (edited on 2021-02-02 05:25 (UTC) by rxvisser)
This functionality has (finally!) been fully implemented in GNOME 3.36, see: https://wiki.archlinux.org/index.php/GNOME/Tips_and_tricks#Adjust_volume_in_smaller_steps
So e.g. for 2% changes on regular Volume up/down key (no shift required!):