Copilot in Word ushers in a new era of writing, leveraging the power of AI. Check out this article to learn more.

How to add a signature to your Word documents. You can also use the Signature Line command in Word to insert a line to show where to sign a document.

Learn how you can use the free Microsoft Authenticator app to sign in to all your accounts without using a password.

Learn how to set up your user account for multifactor authentication with Microsoft 365.

Learn what you can do if you're not receiving account aign-in verification codes.

Email messages that you receive can be saved as a file on your computer, or a message that you are composing can be saved as a draft and finished later.

Add or remove items from an existing drop-down list (also called a drop-down menu or drop-down box).

Learn how to use Clipchamp to create, edit, and share your own custom videos.

Get more out of your email with Outlook.com. We've streamlined search to make it easier than ever to find what you're looking for. New features like Files and attachment previews let you see your pictures and files without leaving your inbox.

Outlook.com、Hotmail、Live、または MSN のメール アカウントにサインインできない場合、サインインまたはサインアウトする方法がわからない場合は、次の解決方法を試してみてください。