Chrome browsers only
Quickly add images and attachments to your email by dragging them from your desktop to your Gmail compose window.
It works the other way around, too. Drag pictures and attachments from your email to your desktop to download them.
Add an attachment or an image to a message
Click the file or image from your desktop and drag it into the body of the email.
Download an attachment or an image to your desktop
Click the file or image from your email and drag it to your desktop.