UnsetWidgetReference
UnsetWidgetReference[name]
removes a widget from the registry with a name in the current interface.
Examples
Basic Examples (1)Summary of the most common use cases

https://wolfram.com/xid/0eu8f1m39zxozrhf2-mstduc

https://wolfram.com/xid/0eu8f1m39zxozrhf2-lmo

WidgetReference allows you to use a name to access the underlying object:

https://wolfram.com/xid/0eu8f1m39zxozrhf2-mw01x

This removes the name for the widget:

https://wolfram.com/xid/0eu8f1m39zxozrhf2-bf4uz8
Now there are no named widgets:

https://wolfram.com/xid/0eu8f1m39zxozrhf2-dhloyj

Wolfram Research (2007), UnsetWidgetReference, Wolfram Language function, https://reference.wolfram.com/language/GUIKit/ref/UnsetWidgetReference.html.
Text
Wolfram Research (2007), UnsetWidgetReference, Wolfram Language function, https://reference.wolfram.com/language/GUIKit/ref/UnsetWidgetReference.html.
Wolfram Research (2007), UnsetWidgetReference, Wolfram Language function, https://reference.wolfram.com/language/GUIKit/ref/UnsetWidgetReference.html.
CMS
Wolfram Language. 2007. "UnsetWidgetReference." Wolfram Language & System Documentation Center. Wolfram Research. https://reference.wolfram.com/language/GUIKit/ref/UnsetWidgetReference.html.
Wolfram Language. 2007. "UnsetWidgetReference." Wolfram Language & System Documentation Center. Wolfram Research. https://reference.wolfram.com/language/GUIKit/ref/UnsetWidgetReference.html.
APA
Wolfram Language. (2007). UnsetWidgetReference. Wolfram Language & System Documentation Center. Retrieved from https://reference.wolfram.com/language/GUIKit/ref/UnsetWidgetReference.html
Wolfram Language. (2007). UnsetWidgetReference. Wolfram Language & System Documentation Center. Retrieved from https://reference.wolfram.com/language/GUIKit/ref/UnsetWidgetReference.html
BibTeX
@misc{reference.wolfram_2025_unsetwidgetreference, author="Wolfram Research", title="{UnsetWidgetReference}", year="2007", howpublished="\url{https://reference.wolfram.com/language/GUIKit/ref/UnsetWidgetReference.html}", note=[Accessed: 04-April-2025
]}
BibLaTeX
@online{reference.wolfram_2025_unsetwidgetreference, organization={Wolfram Research}, title={UnsetWidgetReference}, year={2007}, url={https://reference.wolfram.com/language/GUIKit/ref/UnsetWidgetReference.html}, note=[Accessed: 04-April-2025
]}