You can manually create a custom Gantt chart from scratch using the native Chart menu of PowerPoint. In its Chart menu, you can find several types of standard charts including line, bar, area, pie ...

Learn how to create a Timeline in PowerPoint for the Web, select different styles or change the color for a PowerPoint Timeline graph.

Once you make your PowerPoint template, you can even share it with colleagues, and make everyone's life a little easier. Here's how to create your own template in Microsoft PowerPoint for Mac or PC.