It’s annoying that Windows doesn’t have a proper tool that will allow you to change your start screen background. Anyway there are developers which are interested to create such tools for free to use.
One of the best tool to change your Windows 8 Start screen background is called: Windows 8 Start Screen Customizer.
With this tool you can easy change the default Windows start screen background image. The good thing is that this tool is one of the best and it is free!
With Windows 8 Start Screen Customizer you can do the following things:
– From a picture you can select the area to be shown as background picture.
– You can set the Start Screen transparency.
– You can set the rows of you tiles.
Download and use for free the Windows 8 Start Screen Customizer: