Edit tasks in the Calendar module

You can edit task details in the following ways:

Click the task on the calendar or in the Upcoming Tasks section. A task details dialog box will appear.

You can inline edit the summary, start date, end date, assignee, and status directly on the task details dialog box.

Click the task on the calendar or in the Upcoming Tasks section, and then press the e button on your keyboard. A task details screen will appear.
Right-click the task on the calendar or in the Upcoming Tasks section (anywhere but the Jira key). A context menu will appear. Select the Edit option.