With External Access for Teams, you can add or invite anyone outside of your Teams org who uses Teams, Teams for personal use, Skype (for consumers), and Skype for Business to a one-to-one chat.

Find Microsoft Excel help and learning resources. Explore how-to articles, guides, training videos, and tips to efficiently use Excel.

Learn how you can share your Game Pass subscription with up to four friends and members of your family.

Learn more about updates for Windows 10, version 21H2, including improvement and fixes, any known issues, and how to get the update.

PC에서 TPM 2.0을 실행할 수 있는지 또는 TPM 2.0을 사용하도록 설정하여 Windows 11 업그레이드할 수 있는지 검사 방법을 알아봅니다.

Erfahren Sie, wie Sie die Windows Update-Problembehandlung ausführen, um Fehler beim Herunterladen oder Installieren von Windows zu beheben.

Find answers to common questions about genuine Windows software.

Get started with news and interests, choose how weather looks on your taskbar, turn it on and off, personalize your feed and choose interests and followed publishers.

你可以随时取消 Xbox 订阅。 关闭定期计费将停止订阅的未来扣费，并使你在订阅到期之前使用其权益。 你也可能有资格立即取消并获得退款；但不是所有订阅费用都能退款。

KB5017811—Manage Transport Layer Security (TLS) 1.0 and 1.1 after default behavior change on September 20, 2022