How Do I Replace Default Ubuntu 18.04 Wallpaper?
9640
How to customise GNOME default background and lock screen image?
126163
How do I get a constant Background Image?
93354
How can I get back to Blender's default theme?
76543
How can I change wallpaper automatically?
91624
How to make wallpapers work in Lubuntu with two monitors?
112543
Pixelated wallpaper/background
127071
How to change the default desktop icon size?
70629
How do I scale the enormously sized desktop icons on Ubuntu 18.04?
9527
How can I change GNOME Shell theme?
113293
How can I change or install screensavers?
5731
How to customize the ubuntu gnome 3 desktop?
69195
Where are the Unity desktop wallpapers located?
93991
Restore Missing "Settings" (gnome-control-center) Icon in Ubuntu 18.04
16199
Cannot change lock screen background on Ubuntu 18.04
128914
How can I change the icon for a binary file on my desktop?
31619
How to modify the system default background image
27183
What alternatives are available to replace the purple boot splash screen?