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The number seven with the logo on a dark background
Windows on a dark background with bright spots
New windows 7. photo from the past
3D seven on black squares
Windows 8 operating system, in the style of space
Microsoft Windows 8 operating system in a minimalist style
Stylish blue window 8. 1 on a black background
Windows 8 logo in light colors
Stylish metal window looks tough
Windows 7 logo on a black background
The soothing computer style of windows
Windows 9 nine on a black background