API Reference > imodeljs-frontend > OIDC > OidcBrowserClient > initialize initialize Method Used to initialize the client - must be awaited before any other methods are called. Attempts a non-interactive sign in by loading the authenticated state from a previous sign-in, or through a silent sign in with the authorization provider. initialize(requestContext: FrontendRequestContext): Promise<void> Parameter Type Description requestContext FrontendRequestContext Returns - Promise<void> Defined in core/frontend/src/oidc/OidcBrowserClient.ts Line 93 Last Updated: 13 June, 2024