/usr/share/glib-2.0/schemas/20_xubuntu-default-settings.gschema.override is in xubuntu-default-settings 18.04.6.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 | [apps.light-locker]
late-locking=false
lock-after-screensaver=0
lock-on-suspend=true
[com.canonical.indicator.sound]
interested-media-players=[ 'parole' ]
[org.gnome.desktop.background]
picture-uri='file:///usr/share/xfce4/backdrops/xubuntu-wallpaper.png'
[org.gnome.desktop.interface]
gtk-theme='Greybird'
icon-theme='elementary-xfce-darker'
[org.onboard]
layout='Compact'
theme='Nightshade'
key-label-font='Noto Sans'
key-label-overrides=['RWIN:⌘:super-group', 'LWIN:⌘:super-group']
xembed-onboard=true
[org.onboard.window]
docking-enabled=true
force-to-top=true
[org.xfce.mousepad.preferences.view]
color-scheme='xubuntu_light'
font-name='DejaVu Sans Mono 10'
use-default-monospace-font=false
[org.xfce.mousepad.preferences.window]
path-in-title=true
[org.xfce.mousepad.state.search]
direction=2
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