How to set notifications in OS?

Windows

1. Click Start in the taskbar on your desktop.

2. Go to Settings > System > Notifications and Actions.

3. Set Get notifications from apps and other senders to On.

4. Find Google Chrome in the list that comes up and turn on notifications.

5. Go to Settings > Ease of Access > Display.

6. Select time that works for you in Show notifications for.

1. Go to Apple menu > System Preferences on your desktop.

2. Select Notifications in the window that appears, .

3. In the left column, select the browser you want. 

4. Choose alert style.