Yahoo Xtra Mail uses DKIM to fight email forgery.
Learn what CAPTCHA is, and why Spark Yahoo uses it to verify you're human.
Learn about email sending limits in Yahoo Xtra Mail.
How to avoid having emails incorrectly categorized by Yahoo Xtra Mail as spam.
Learn about virus scanning for attachments in Yahoo Xtra Mail.
Learn how to choose whether or not images are displayed in emails you receive.
What to do if an email you want was sent to the spam folder.
Navigate your Yahoo Xtra Mail emails with keyboard shortcuts while using assistive technologies, like screen readers.
Learn how Yahoo Xtra Mail supports assistive technologies.