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Insert or select a picture in your document.
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On the Picture Format tab, select
 Transparency.The gallery shows thumbnail-sized versions of seven preset transparency options for your picture (0%, 15%, 30%, 50%, 65%, 80% or 95%).
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Select a preset option, or choose Picture Transparency Options to customize the transparency level in the Format Picture pane.
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In the Format Picture pane when using Picture Transparency Options, drag the Transparency slider to decrease or increase the opacity of the picture, or set a percentage value in the box.
​​​​​ You can vary the percentage of transparency from 0 (fully opaque, the default setting) to 100% (fully transparent).
Note:Â If you don't see the Picture Format tab, be sure you have a picture selected.Â
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Insert or select a picture in your document.
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Select the Picture Format tab, and chooseÂ
 Transparency.A gallery of preset transparency options for the picture appears.
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Choose a preset option, or select Picture Transparency Options below the gallery for more detailed choices.
The Format Picture pane opens on the right side.
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In the Format Picture pane, drag the slider under Picture Transparency decrease or increase the opacity of the picture, or set a percentage value in the box.
You can vary the percentage of transparency from 0 (fully opaque, the default setting) to 100% (fully transparent).
Note:Â If you don't see the Picture Format tab, be sure you have a picture selected.Â
Setting picture transparency isn't currently possible in Microsoft 365 for the web. You can, however, set transparency in the desktop app.
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To open the desktop app, at the top of the ribbon, select
 Editing > Open in Desktop App. ​​​​​​​
Don't have the PowerPoint desktop app? Try or buy Microsoft 365.
See Also
Add a background or watermark to slides
Remove the background of a picture