To use this functionality you need to set-up "Checklists" custom field.


Could be easily done by JIRA Suite Utilities post function.

Setup instructions for Cloud instances: Jira Misc Workflow Extensions (JMWE) - Cloud

Setup instructions for Server instances: Jira Misc Workflow Extensions (JMWE) - Server

Atlassian documentation available here. 


Currently, JIRA Suite Utilities (JSU) team is working on porting utilities functions to JIRA Cloud directly, hopefully soon there will be no need in the separate add-on to manage these post-functions.

However, as at this moment installations of JSU form add-on market is disabled, new users cannot install JIRA Suite Utilities.

Here is a tread with more details.