[Home](./index.md) > [sip.js](./sip.js.md) > [SimpleUserDelegate](./sip.js.simpleuserdelegate.md) > [onUnregistered](./sip.js.simpleuserdelegate.onunregistered.md) ## SimpleUserDelegate.onUnregistered() method Called when user is no longer registered to received calls. Signature: ```typescript onUnregistered?(): void; ``` Returns: `void`