Hi A bounce rate is based on the number of visits without further measured website acitivity (within the session time as defined in the GA admin section). That means, you somehow need to create events. read more
About bounce rate. A bounce is a single-page session on your site. In Analytics, a bounce is calculated specifically as a session that triggers only a single request to the Analytics server, such as when a user opens a single page on your site and then exits without triggering any other requests to the Analytics server during that session. read more