Learn how to open a shared mailbox in Outlook. Shared mailboxes let a group of users view and send email, and share a calender, and open a contact list from a common mailbox.

Learn how to view, manage, and delete cookies in Microsoft Edge.

Learn how to find the serial number on your Surface so you can register your product or request service.

Learn how to keep your Microsoft account safe, including making a strong password, identifying safe emails, and reviewing account activity.

Learn how to remove passwords from your Microsoft account to increase security.

Set up the Microsoft Authenticator app from the Security info page. Depending on your organization’s settings, you might be able to use an authentication app as one of your security info methods.

Learn how to view your PC information on Windows with Microsoft Support's step-by-step guide.

You can open an Excel workbook and collaborate with others at the same time using co-authoring. This article will explain how.

If you don't want to use OneDrive, the easiest solution is to unlink it. Follow the steps in Turn off, disable, or uninstall OneDrive, for how to unlink, hide, and uninstall OneDrive from your PC.

Learn how to contact Microsoft Store support to get help for your payment and billing issue.