Tap the Settings icon on your home screen.

Scroll down and select Notifications.

In the Notifications menu, scroll to find Mail and tap on it.

If you use multiple email accounts, select the specific account you want notifications for.

Turn on Allow Notifications at the top.

Set Alert Style to Banners or Alerts to make emails pop up on the screen.

Adjust Sound and Badges if you’d like an audible alert or an icon on the app.

Choose how you want notifications to appear:

Tap the Settings app, usually found in your app drawer or on the home screen.

Select Apps & notifications or simply Notifications, depending on your device.

Scroll through the list or use the search bar to find the Gmail app (or your preferred email app).

Tap on the app to enter its notification settings.

Toggle on Show notifications to ensure email notifications are allowed.

Tap on Notification categories or Email notifications (this may vary by device) to see more options.

Pop-up Notifications: Some Android versions allow you to enable a pop-up that brings the notification to the screen immediately.

Sound and Vibration: Set custom sounds or enable vibration for email notifications.

Lock Screen Notifications: Make sure On the lock screen is set to Show all notification content if you want emails visible when your device is locked.