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 why it's important to have a backup, and how Windows Backup can help you keep your files and settings safe.

Use VLOOKUP, HLOOKUP, and other functions like INDEX and MATCH to search for and find data based on values you enter. This article gives you a quick VLOOKUP refresher, then links to more.

Using Authenticator as a way to sign in. If you have turned on passwordless, two-step, or multi-factor authentication for your account, use the following steps to sign-in:

Learn how to use antivirus protection in Windows Security to protect your Windows PC against malware, viruses, and other threats.

Windows Media Player のエラーをトラブルシューティングする方法について説明します。 Windows Media Player の一般的なヘルプについては、リソースを参照してください。

Learn how to reset your Microsoft Surface and solve problems using a USB recovery drive or Surface recovery image.

Map a network drive to get to it from File Explorer in Windows without having to look for it or type its network address each time.

获取 Windows 操作系统的官方支持和帮助信息，以及如何使用 Windows 的指南。

Find out how straight-forward it is to schedule remote meetings in Microsoft Teams for both people inside and outside of your organization.