Click Zoom In () in the toolbar | click the location in the view that you want to zoom in on.
or Click Zoom In () in the toolbar | click-and-drag a box around a part of the view | the view now zooms in on the part you selected
or Press '+' on your keyboard
The last option for zooming in is only available if you have a mouse with a scroll wheel:
or Press and hold Ctrl ( on Mac) | Move the scroll wheel on your mouse forward
When you choose the Zoom In mode, the mouse pointer changes to a magnifying glass to reflect the mouse mode.
Note! You might have to click in the view before you can use the keyboard or the scroll wheel to zoom.
If you press the Shift button on your keyboard while clicking in a View, the zoom function is reversed. Hence, clicking on a sequence in this way while the Zoom In mode toolbar item is selected, zooms out instead of zooming in.