# Undo / redo on custom buttons

**URL:** <https://pdfjs.community/t/undo-redo-on-custom-buttons/194>\
**Category:** Technical Support\
**Created:** [August 17, 2020, 8:27am UTC](https://pdfjs.community/t/undo-redo-on-custom-buttons/194 "2020-08-17T08:27:24Z")\
**Posts on this page:** 1\
**Showing post:** 2

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**Author:** ![Logan](https://yyz1.discourse-cdn.com/flex031/user_avatar/pdfjs.community/logan/32/13_2.png) [@Logan](https://pdfjs.community/u/Logan)\
**Post date:** [August 17, 2020, 2:34pm UTC](https://pdfjs.community/t/undo-redo-on-custom-buttons/194/2 "2020-08-17T14:34:46Z")

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Hey there,

I actually just answered this question [here!](https://pdfjs.community/t/how-to-use-undo-and-redo-function-for-annotations/188)

If you have any more questions, let me know in that thread.

Thanks,  
Logan

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