How to access

"More options" are accessible through the Chart type dialog Element properties dialog. On either dialog, there is a button at the bottom right corner that takes you to More options. You can also use the keyboard shortcut: SHIFT + E + P. 

Chart type dialog:

Element properties dialog:

Select/deselect options

Theindicates that the option is selected. Press to deselect the option.

Theindicates that the option is not selected. One press will reset the option to the default state. Two presses will select the option.

Add options

The options readily available to edit are dependent on the chart type and options you've selected in the dialog. Add attributes by entering a "key" and "value" pair.

Press the "+" sign next to each sub-category to expand and edit those additional options.

List of available options

Standard charts

Reset options

You can reset all advanced chart options at once by pressing the "Reset..." button on the bottom right. There is also a button that lets you return to the "Chart type" dialog.