Guide

1. Go to the left-side panel and click 'My Plans'.

2. After that, find and select the plan you want to use.

3. Click the task cards one by one.

4. Subsequently, make sure that all the important information is properly indicated in each of them. Since you wish to create a Gantt chart, add the specific details, timeline, and assignments of the tasks.

5. Group the task cards afterwards based on their respective buckets, which indicate the progress. Simply grab and drag them accordingly.

6. Once done, click the 'View Charts' option.

7. Finally, go to the 'Bucket' chart. From the available options, this one is the closest to the design and content of a Gantt chart.