This is the New Ubuntu 18.10 Cosmic Cuttlefish Default Wallpaper - Finally, the default wallpaper of Ubuntu 18.10 has been revealed. Similar to its previous releases (17.10 and 18.04), the new desktop background incorporates a cute mascot line art and purple-ish background.

Angular geometric accents are retained, and the design bathes in a gradient, but a purple gradients dominate rather than the orange.

Ubuntu 18.10 Default Wallpaper

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As in previous years the stock background is also provided in grey-scale (black and white).

Ubuntu 18.10 Default Wallpaper

Ah ya, the wallpapers has compressed for quick loading of the web page.

If you want to download the high resolution (4096 x 2304) version of the new Ubuntu 18.10 wallpaper, simply click the link below :