The options vary depending on where the menu is invoked.
Many common actions are accessible via the right-mouse button also known as the contextual menu option. You can navigate through Optimum Online e-mail by using either the mouse or keyboard: The panel sizes will remain as you set them until you resize them again or sign out. To increase or decrease the size of a panel, click on the bar that separates it from its neighbor and adjust the size using the mouse.
