- Long-press on any tool or the Tools icon on your toolbar and look for View tools > tap on the first icon Pan and Zoom. This is so you add Pan and Zoom to your toolbar in order to access its setting options. If the Pan and Zoom icon is already available on any of your toolbars, you can skip this step.
2. Once Pan and Zoom is visible on your toolbar, tap on it and choose Vertical under Scroll direction.
3. Turn off Paged scrolling for a smooth scrolling experience.