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 ...

We show you how to create a Histogram chart in Microsoft PowerPoint. A Histogram is a graphical representation that shows frequency data.

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.