https://blog.dorico.com/wp-content/uploads/2018/11/03-Build-chords-on-notes.mp4 Select the note or notes you would like to build chords on. Type Shift+I to open the intervals popover. Enter a number to add notes above the selected notes. For example, type 3 and...
https://blog.dorico.com/wp-content/uploads/2018/11/02-Save-as-default.mp4 Get your projects looking just how you like them, using Layout Options, Engraving Options, Notation Options and so on. Save the settings so you can use them again by clicking Save as...