Angular applications are client-side applications that execute on the browser - which means they are rendered on the client, not on the server. You can add server-side rendering to your app using Angular Universal.
Does angular support server-side rendering?
Angular Universal generates static application pages on the server through a process called server-side rendering (SSR). It can generate and serve those pages in response to requests from browsers. It can also pre-generate Angular template as HTML files that you serve later.
Does server-side render?
Server-side rendering (SSR) is an application's ability to convert HTML files on the server into a fully rendered HTML page for the client. The web browser submits a request for information from the server, which instantly responds by sending a fully rendered page to the client.