> For the complete documentation index, see [llms.txt](https://docs.emaillabs.io/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.emaillabs.io/en/sms/sms-campaings/settings/unsubscribes-pages/unsubscribe-page-functionality.md).

# Unsubscribe Page Functionality

* When a recipient clicks the unsubscribe link in an SMS, they will be redirected to the unsubscribe page selected during the SMS campaign setup (default or custom).\
  ![](/files/4DxnuQiqXkH0XmTpERsO)
* On this page, they can confirm their decision to opt out of the subscriber base.