There are three ways to send an email to a candidate.
In this case, you need to open third step in a job pipeline.
Step 1: Select emails from “Set Autonomous Action” dropdown.
Step2: Now you can write your custom subject, or message. and later click on the “(X)” icon.
Step 3: From this list you can select the smart values you need to have in your email, so they change based on custom information on your email.
Step 4: Select time (when do you want this email be sent to the candidate), type of email (It is an email for qualified or disqualified candidates), and the steps you want to assign this email (You can assign an email to more than one step).