Commodore Amiga - Page 36

Choose Open by releasing the Menu button while Open is
highlighted.
By choosing the Open item from the Workbench menu, you open a window
for the Workbench disk:
Window for
Workbench
Disk
In the window, you see icons that represent the contents of the Workbench
disk.
If you decide you don't want to choose a menu item, move the Pointer off
the menu before releasing the Menu button.
To browse through a tool's menus, just hold down the Menu button while
moving the Pointer along the Menu Bar. Without choosing an item, you'll
get to look at the menu items that are available.
Getting Started 3-13