To add a favourite item...
Tap <Item> ➡️ <Menu> ➡️ Long-tap <Menu item>
- <Menu item> is one of below...
 
 • Trigger
    Add trigger above
    Add constraint
 • Action
    Add action above
    Add constraint
 • Constraint
    Add constraint above
To delete an item... Tap <Item> ➡️ <Menu> ➡️ Tap "Delete"
To configure an item... Long-tap <Item> ➡️ Enters Configure screen for item
- <Item> is trigger, action, or constraint
 - <Menu> is the popup context menu for item