Select the Rectangular Marquee tool from the Tools panel. On the image, drag a rectangular selection. Your selection is represented by the area inside the animated border. Click the Add to selection icon in the options bar or press Shift and drag to choose more.
In the Photoshop toolbar, select the marquee tool. It's the second from the bottom, just below the move tool. Hold the left mouse key down on the tool and select one of the extra options from the pop-up menu to access the marquee's four alternatives. To switch to the marquee tool, use the M key on your keyboard.
The Marquee tool is the most basic and often the most effective of the selecting tools. This tool is used to make geometric shape-based selections. The marquee tool, in particular, allows you to make rectangular and elliptical choices. Simply click and drag the mouse to construct the selection.
The marquee tool is used to make geometric shape-based choices. The marquee tool, in particular, allows you to make rectangular and elliptical choices. The lasso tool, on the other hand, is extremely useful for choosing areas with well-defined edges.
When you pick the Marquee Tool, you may additionally extend your selection by holding down the shift key while clicking and dragging. This would be added to your current selection. You can also subtract by clicking and dragging while holding the alt key. You may also modify the position of the selection by clicking inside it and dragging.