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You may also print selected issues by using using Print selected issues in Agile Cards menu and in right-click context menu:
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Printing from JIRA Agile is carried out by Print Issues option in Agile Cards menu. This option works only on two JIRA Agile views - Plan and Work. On Plan view you can choose which Sprint will be printed (only active and future sprints that contain at least one issue are shown). On Work view every column can be printed, assuming that Sprint is started and chosen column has at least one issue.