To synchronize dependencies between tasks in GanttPRO and JIRA Software, you need to add new issue linking in JIRA.
For this:
1. Open Settings in JIRA.
2. Choose Issues.
3. Then choose Issue linking and add the following types of dependencies:
Gantt End to End: outward description — has to be finished together with, inward description – has to be finished together with.
Gantt End to Start: outward description – has to be done before, inward description – has to be done after.
Gantt Start to End: outward description – earliest end is start of, inward description – start is earliest end of.
Gantt Start to Start: outward description — has to be started together with, inward description – has to be started together with.