Optionally, modify BorderStyle to remove the border, and BackStyle to make any part of the control not covered by the picture transparent.

Optionally, modify PictureSizeMode to fmPictureSizeModeZoon so that the loaded image resizes to fit the control.

Click on the … button on the Picture line and select the picture you want to show.

Right-click on the inserted image control and choose Properties to obtain its Properties dialog.

From the Developer ribbon tab, Controls group (or equivalent with older versions of PowerPoint), click on the Image control (looks like a mountain with the sun above it) and click on the slide to insert it.

If you are using PowerPoint 2010 or later, show the Developer ribbon group by going to File>Options>Customize Ribbon, and selecting Developer in the right-hand list.

On the View tab, in the Presentation Views group, click Normal.You can insert an image on a master slide that is shown in front of everything else by inserting it as an ActiveX image control. 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. Look at (or scroll down, if you have a longer presentation) the last slide thumbnail image on the Slides tab. On the View tab, in the Presentation Views group, click Normal. 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 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 not working