Is there a way I can modify icon themes?
103639
How to replace missing icons with another icon-pack?
82590
Can I put more applications in a Unity icon?
40691
How can I customize the Ubuntu boot up logo?
5731
How to customize the ubuntu gnome 3 desktop?
128914
How can I change the icon for a binary file on my desktop?
139808
How can I set a custom icon for a folder?
64759
How do I change to a theme not listed in the Appearance screen?
4715
How do I merge two icon sets?
157492
.desktop files: how to specify the icon path
125440
How can I programmatically change a file's icon?
115523
How to add a custom icon or symbol to a flag link?
127071
How to change the default desktop icon size?
43650
How to change icons set for all common filetype in windows 8.1?
156425
Changing Icon per Day
12797
Change Mac OS X Finder sidebar icons
146287
Manually change filetype icons in Windows 7
107945
How to customize 19.10 Desktop Icon Font Size