[Home](./index.md) > [client](./client.md) > [HytopiaUI](./client.hytopiaui.md) > [registerSceneUITemplate](./client.hytopiaui.registersceneuitemplate.md) ## HytopiaUI.registerSceneUITemplate() method Registers a custom Scene UI template that will instantiate when a SceneUI on the server for the given templateId is loaded. Templates define how your UI should render for each Scene UI instance created by the server. **Signature:** ```typescript registerSceneUITemplate(templateId: string, templateRenderer: TemplateRenderer): void; ``` ## Parameters

Parameter	Type	Description
templateId	string	Unique identifier for this template (must match the templateId used server-side when creating a SceneUI)
templateRenderer	[TemplateRenderer](./client.templaterenderer.md)	Function that creates and returns the HTML element for this UI. This is effectively the factory function.

**Returns:** void