> For the complete documentation index, see [llms.txt](https://kb.howsci.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://kb.howsci.com/references/edite-references/reverting-references.md).

# 撤消

撤消命令 (File >>  Revert Reference) 可以撤消自从文献最后一次打开或保存的所有改变。但是恢复命令在关闭文献后无效

恢复一次改变或以使用 Edit >> Undo 或 Ctrl+Z