You don't say what you had previously! Blue is the default Desktop colour so that is what you get before your wallpaper is loaded. To change it to a different colour Right Click on a blank area of the desktop, choose Properties to get the Display Properties dialogue box, then click on the Appearance tab, go to the Item box and select Desktop, then change the colour to whatever you want using the Colour box to the right if it. Click on Okay and reboot. You should get your selected colour now instead of blue. LC.