Three-dimensional logo of the windows operating systemThree-dimensional logo of the windows operating system
Colored squares logo of the computer operating systemColored squares logo of the computer operating system
Windows operating system logo in the "matrix" style"Windows operating system logo in the "Matrix" style"
The logo of the ios operating system. the number 7 on a green backgroundThe logo of the iOS operating system. The number 7 on a green background
Windows 7 is a custom operating system of the windows nt familyWindows 7 is a custom operating system of the Windows NT family