is an option for notebooks that specifies whether a notebook is automatically saved when it is closed.


ClosingAutoSave
is an option for notebooks that specifies whether a notebook is automatically saved when it is closed.
Details

- With the default setting ClosingAutoSave->False, closing a modified notebook brings up a dialog box asking if you want to save the notebook.
- With the setting ClosingAutoSave->True, the dialog box does not appear and the notebook is automatically saved.
Related Guides
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History
Introduced in 1999 (4.0)
Text
Wolfram Research (1999), ClosingAutoSave, Wolfram Language function, https://reference.wolfram.com/language/ref/ClosingAutoSave.html.
CMS
Wolfram Language. 1999. "ClosingAutoSave." Wolfram Language & System Documentation Center. Wolfram Research. https://reference.wolfram.com/language/ref/ClosingAutoSave.html.
APA
Wolfram Language. (1999). ClosingAutoSave. Wolfram Language & System Documentation Center. Retrieved from https://reference.wolfram.com/language/ref/ClosingAutoSave.html
BibTeX
@misc{reference.wolfram_2025_closingautosave, author="Wolfram Research", title="{ClosingAutoSave}", year="1999", howpublished="\url{https://reference.wolfram.com/language/ref/ClosingAutoSave.html}", note=[Accessed: 08-August-2025]}
BibLaTeX
@online{reference.wolfram_2025_closingautosave, organization={Wolfram Research}, title={ClosingAutoSave}, year={1999}, url={https://reference.wolfram.com/language/ref/ClosingAutoSave.html}, note=[Accessed: 08-August-2025]}