> For the complete documentation index, see [llms.txt](https://wiki.pptxbuilder.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://wiki.pptxbuilder.com/basics/delete-and-duplicate-slides/undo.md).

# Undo

If you have changed your mind about a slide that you have duplicated or deleted, simply hit the `Undo` button in the bottom left-hand corner of the browser.

![](/files/-MIOMJ9VY7gGmBTtm86w)