To activate the "Create Issue" dialog, do the following as OTRS administrator:

1. In the OTRS dashboard, select the Admin tab.
2. In the Admin tab, select SysConfig in the "System Administration" section.
   
   The "SysConfig" dialog appears.
   
3. In the "Actions" section, search for jira.
   The search results are displayed on the right.
   

4. Select Core in the list of search results.
   The following dialog is displayed.
   

5. Make sure "JIRA::ShowDialog" is activated and set to Yes.
6. Make sure "JIRA::TransferTicketHistory " is activated and select
   • "only first article" to sent only the first history article to JIRA on issue creation.
   • "all articles" to sent all existing history articles to JIRA on issue creation.
7. Click Update to activate your changes.