Just open them! If you want to see more than one at the same time, reduce
the size of each window, so that you can fit them either side-by-side, or one
in the upper half, and one in the lower half. I.e., move your mouse to one
of the borders, click and drag to the middle of the screen

"Yoga" wrote:

I just want to know which options should be enabled to open different exel
sheets in different windows by opening single Excel application