These include optional “high-priority” notifications, in which case the Gmail app will only trigger notifications for messages it considers significant. The app can also suggest unsubcribing from newsletters and promotions that go unopened.
On the Web, people can “snooze” messages, use previously mobile-only Smart Replies, and open attachments from the inbox without having to delve into a message thread. New alerts will flag potentially dangerous mail or prompt people to follow up on older messages.
