Windows XP was a major step ... We've gathered them all below in full resolution. This is also the only version where every wallpaper included comes in 4K resolution. It's been a long journey ...

Microsoft has published a second round of several "50" themed wallpapers for your Windows PC desktop for its 50th anniversary ...

The photo you see above -- the default wallpaper for Windows XP -- is probably the most recognizable image in the world. What you probably didn't know is that it's a real photo, called Bliss ...