How to delete all unread e-mails at once in Gmail

Inbox full! Need to delete all unnecessary e-mails at once. Then this tutorial is for you.

It's very boring to delete email one by one, even by the use of marking too! There is a hack that can reveal and select all unread messages with a few clicks. Want to delete useless unread messages. Follow all the instructions carefully.

1. Open Gmail in a web browser

2. In the search box type "is: unread".

3. Click on "all messages that match this search" This will select all unread emails. 

4. Now, click on Delete option to erase these unread emails.