Google updated the Gmail app so you can reply through the notification bar of the phone without opening the app.
The Gmail app is also a lot faster and some bugs are corrected.
If you’re using Gmail on an Android 4.1+ device, the updated app lets you reply and archive messages right from notifications with one quick tap.
[bq_right]Difficulty: Easy
Android: Android 4.1
App used: Gmail (official)[/bq_right]
Steps
1. Make sure sync is on for your device. Go to Settings – Accounts – Google and turn on Sync.
2 In the Gmail app, touch Menu (3 vertical dots), then Settings. Choose your account, then make sure the box next to Sync Gmail is checked.
3. Start receiving emails.
4. When an email arrives, scroll down the title of the email on the notification bar. Then you will see the Archive and Reply buttons. Choose the action you want or press the title of the email to enter the Gmail app.