Before OS X Lion, you resized a window by either clicking the green circle in the window's upper left corner or by dragging the bottom right corner of the window up or down, side to side, or diagonally. These methods worked fine for adjusting the basic size of a window, but most times, it was necessary to combine resizing with moving the window around to get everything just the way you wanted it. Over the years, Apple has made changes to the methods for resizing windows. Select the product of Office you like to download and install on the device. Press on the office.com/setup option. Press on the products of office.com/setup and start downloading and installing the Office product on the device . With OS X Lion, Apple took the plunge and provided the ability to resize windows on a Mac by dragging any side or corner. This simple change lets you size a window by expanding or decreasing just the side of the window that needs a bit of adjusting. For example, if a window has some conten