Where is the minimize button located?

In Windows, almost all open windows have three buttons on the menu bar; located at the top of the screen. The far left button is the minimize button, depicted by a minus sign. When one left clicks on this button the window hides itself on the taskbar; which by default is located at the bottom of the screen.

On which bar is the Maximize icon present?

To restore the window, click the program's icon on the Windows Taskbar at the bottom of the screen. In macOS, click the program's icon in the dock. To maximize the current window press Alt + Spacebar . Once the window properties drop-down menu is displayed, press X to maximize the window.