How to Speed Up Attachments to Yahoo Mail. Yahoo Mail's basic attachment tool enables you to attach files up to 25MB in size to your email, accommodating even some of the larger files -- such as ...

Restart Computer If you are unable to open PDF attachments in Yahoo Mail, first try restarting your computer or device.

Yahoo has launched an update to Mail for the desktop that lets you view both your email and attachments side-by-side — ending the hassle of switching back and forth between the two.

It’s no secret that Yahoo! is overhauling all of its flagship products, including mail. The service has gotten a refresh on both the web and mobile, and today, the company has announced a ...