All Issue Checklist versions greater than 1.7.25 will be updated automatically to version 1.8.25.
If your Issue Checklist version is 1.7.25 or below, then please go to "Jira settings > Apps > Manage apps", find Issue Checklist on the list and press "Update" button.
This version introduces copy-paste functionality. It is now possible to quickly copy checklist between issues or between an issue and external text editor.
List of requests solved: