Use Trigons Of
The trigons are a rulership scheme based upon the signs of the same element contrasted between the 2 sects (day and night), so there is a day lord and a night lord for each sign of the same element. This setting can be found in the "Chart Display Options" below the "Glyph Separation" edit field as shown below:
Any modifications to this setting should be followed by clicking the Ok or Apply button. The trigons (and other dignities) are displayed when you hover your mouse over a planet in the chart display: