Browser Tab UX in React: Pull Users Back with Titles, Favicons, and Notifications The average laptop has thirty open tabs at any moment, and your app is one of them. The user opens it, switches away to read Slack, comes back fifteen minutes later, and forgets which tab was yours. If your tab title is still "My App" and the favicon is still the same gray square it has been since launch, you have wasted that fifteen minutes — there was a new message, a build finished, an upload completed, and the user never knew. The browser already gives you a small but powerful surface for getting attention back: the tab title, the favicon, the visibility state, the focus event, and the system notification. Wired up correctly, an inactive tab can announce "(3) New messages — Acme Chat", flash a red badge on the favicon, pause its expensive polling while hidden, refresh the moment it comes back, and fire a native OS notification when something urgent happens.…