A Header and Footer can be added to PowerPoint slides just as in a Word document. When you add a Header and Footer, the information can be added to all slides or just select slides. To begin adding Header and Footer information, click the Header and Footer option from the View menu and proceed with the steps below.

1. Click the Slide tab. Select the options you want to include in the Header and Footer.
2. Click the Date and time option. Click Update automatically, and select a date and time format. Alternatively, to add a fixed date and time, click Fixed, and type a date and time.
3. To add a number, click Slide number.
4. To add footer text, click the Footer option. Type in the text that you want to appear.
5. Click the Don’t show on title slide option if you don’t want any header and footer information displayed on the title slide.
6. Once you have selected the appropriate options, click either Apply to All or Apply. If you click Apply, the Header and Footer information will only applied to the selected slide.