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After you selected desired values click the Add Issue button at the bottom and your issue will show up in the plan.
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You can also drag issues from the list that is displayed on the left side of your plan, and drop them in the desired position on the timeline.
The list displays issues that are unscheduled, and belong to the main project of the plan. By default, there are 20 issues displayed on the list, but you can scroll down to load more.
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After you finish working with the plan, make sure to save the changes. If there are any unsaved changes, you will see a notification ‘unsaved changes’ at the top of the page, next to the Plan’s name.
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