Issue Checklist for Jira can run on any or all projects in your Jira instance. To globally enable Issue Checklist, log in as a Jira Administrator and go to Jira Settings > Apps > Issue Checklist > Enabled Projects. Use the toggles on to enable Issue Checklist on the desired project(s). You can use the search bar to find a specific project by searching for the name or project key. The Actions menu lets you bulk enable/disable Issue Checklist on all projects.