On the View tab, in the Presentation Views group, click Normal. On the View tab, in the Master Views group, select Slide Master : PowerPoint will open the Slide Master tab and will show master slide views. If you want to see how the numbering looks on your slides, view your presentation in Normal view. If you add slides later, you’ll need to manually change the total on the slide master. Numbering slides this way doesn't automatically calculate the total number of slides in your presentation, so you’ll need to enter the total manually, in place of the x. Place your cursor after the, and then type of x, where x equals the total number of slides in your presentation (for example, of 10 if you have 10 total slides in your presentation). The thumbnail images are numbered (just outside the upper left corner of each), so the number of the last slide thumbnail is the same as the total number of slides in your presentation. You can then format it to change its look by applying a Background Style or by adding a custom background. Look at (or scroll down, if you have a longer presentation) the last slide thumbnail image on the Slides tab. Last Updated: JAdding a new Slide Master to your presentation is easy - and an even easier way is to possibly duplicate an existing Slide Master. On the View tab, in the Presentation Views group, click Normal.

Most slide numbers tend to appear in the footer position at the bottom of a slide. If you don’t know the total number of slides in your presentation, and you want an easy way to find out, do the following: In Slide Master View, click the Insert tab in the Ribbon, click Header & Footer in the Text group, check Slide number and click Apply to apply to the current layout or Apply to All to apply to all layouts. In the text box, place your cursor before the, and then type Slide. With the cursor still in the text box, on the Insert tab, in the Text group, click Slide Number. On the Insert tab, in the Text group, click Text Box, and then drag to draw the text box on the slide master where you want the slide number to appear all slides. Slide layouts associated with the slide master On the View tab, in the Master Views group, click Slide Master, and then click the slide master thumbnail. PowerPoint can automatically add numbers to your slides, but it can't automatically show a count (such as 'slide 2 of 12').

Powerpoint slide master page number