Adalo states that this can be done in a video tutorial here, but unfortunately the speed of that video is incredibly fast and no instructions are given as to HOW this should be accomplished.
Are there step-by-step instructions anywhere to inform how to access these outputs and save for future use?
Welcome to the forum!
After a custom action, you can add another action, for example, Create some record or Update some record. The results of the Custom Action will be available in the magic text, in “flyout” menu.