A server icon is an image that appears on the left side of the server name on the Multiplayer list of your Minecraft client.
Although servers do not have a set server icon by default, all Ownage servers come with a pre-made icon as shown on the image above. You can change this server icon to your liking.
Before doing so, the image you use must follow these specifications:
Image size: 64 pixels by 64 pixels
File type: .PNG
File name: server-icon
After you have prepared the image to use for your server icon, follow the steps below: