How do I reuse a slide from another deck without bringing over unwanted styling?

Start with the purpose of the slide, not the paste command. Ask: is its existing appearance essential to understanding it, or is the important part the information and structure?

If it should feel like part of the new deck, choose the option that adapts it to the destination presentation’s theme. In PowerPoint, that option is called Use Destination Theme. If the source appearance is important—for example, you need to preserve a deliberately designed visual—Keep Source Formatting retains the source presentation’s theme format. [S1]

Before copying, note what must survive: the message, key labels, data, image placement, or a particular visual treatment. That short inventory gives you a basis for checking the pasted result instead of assuming either choice will produce a finished slide.

Use this quick decision test:

1. If consistency with the destination deck matters most, try Use Destination Theme.
2. If the original look is part of the slide’s meaning or intended presentation, try Keep Source Formatting.
3. If neither option is clearly right, decide which elements are content and which are styling. Keep the content you need, then make a deliberate styling choice rather than preserving everything by default.

For example, suppose an older slide contains a three-step process with useful wording and a decorative background that clashes with the new deck. Your working assumption could be that the wording and step order matter, while the background does not. Try adapting the slide to the destination theme, then check whether the steps still read clearly. If the original design is actually needed—for instance, because its visual treatment is central to the intended message—try retaining the source formatting and review how it sits among the surrounding slides. These are decision examples, not a guarantee about how every slide will look.

In PowerPoint, copy the slide, paste it into the destination presentation, and select the formatting choice that matches your decision. Microsoft describes Use Destination Theme as adapting the copied slide to the destination presentation’s theme, and Keep Source Formatting as retaining the source presentation’s theme format. [S1]

Don’t assume the exact steps are identical across PowerPoint versions or ways of using it. Microsoft notes that its web workflow differs from desktop because of browser limitations, and that Firefox has a separate keyboard-shortcut procedure. Check the instructions for your version and browser if the options or steps differ. [S1] This guidance is specifically about PowerPoint; it does not establish how other presentation apps handle slide styling.

Review it in the destination deck, not just on its own. Compare it with nearby slides and check that the main point, labels, and visual emphasis still make sense. Look for styling that feels out of place, and decide whether to keep it, adapt it, or simplify it. If the slide’s content is important but its appearance is not, treat the chosen paste option as a starting point—not a promise that no review is needed.

A reusable note for this slide might read:

“Keep: [message or essential content]. Preserve: [specific visual element, if needed]. Adapt: [colors, background, or other styling that should fit the destination deck]. After pasting, check: [readability, visual fit, and intended emphasis].”

For instance, a note could say: “Keep: the three process steps. Preserve: the labeled diagram. Adapt: the decorative background to fit the new deck. After pasting, check: the labels are readable and the slide fits its neighbors.” The example is a planning aid; inspect the actual result in your presentation software.