Windows 7 wallpaper Photoshop tutorial
3. Do it again using #70f4f8 color.
4. Add one more brush hit in the corner using #cbfdfe color.
5. Keep the color #cbfdfe and draw a few angled lines like in my example.
6. Merge all lines – CTRL+E.
7. Add blur effect on the lines layer – filter/blur/motion blur…
8. Apply radial blur (filter/blur/radial blur…) with these specs.
9. The end result should be something like this.
10. Repeat latest steps and add more lights effects.
11. Final background result.