How do you add a watermark to just one slide or each slide in PowerPoint

To add a watermark to just one slide in PowerPoint is quite easy, just follow these steps:

Go to the slide where you want to add the watermark

Click on the Insert tab and choose Text Box from the options

Enter your text. Adjust the size and position as needed

Right-click on the text box and select Format Shape

The Format Shape option will open

To adjust the transparency to make the watermark effect, select Text Option

Note: You have to select the Text which you want to show as a watermark.

Under this, click on Text Fill. The remaining options will open

Go to Transparency option,

Increase or Decrease the Transparency percentage

Note: Again, you must be sure that the text is selected

Your text will appear as a watermark

The final output of your watermark

If you want this watermark on every slide

Right click on the Slide Panel and click on Duplicate Slide.

The second slide will appear with the same watermark

In the same way, you can also add Image as the watermark. To do this, follow the steps:

Go to the slide where you want to add the watermark

Click on the Insert tab and choose Picture from the options

There will be three options: This Device, Stock Images and Online Pictures

If the picture is on your PC, select first option. It will open the Insert Picture box

Select the location and choose the picture and then click on Insert button

Picture will be inserted on your slide.

Resize the picture and set it on the appropriate location where you want to place it as a watermark

You can go with the same picture or you can transparent picture as a watermark

Same here, Right click on the Slide Panel and click on Duplicate Slide. The next slide with your image will appear