Obtenga información sobre cómo instalar, reinstalar o activar Microsoft 365 u Office 2019 en un equipo PC o Mac.

Rename your device to make it easier to identify if if you use multiple computers with your Microsoft account.

Training: Watch and learn how to use PowerPoint in Windows. Explore PowerPoint training guides, articles, and how-to videos.

Learn what to do when you see a warning message that your device does not meet Windows 11 minimum system requirements to upgrade.

了解如何使用产品密钥或数字许可证激活 Windows、检查激活状态，以及链接Microsoft 帐户。

Alternatively, you can install any website by going to the top corner of the browser and select Settings and more … > Apps > Install this site as an app.

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

Discover how to earn Microsoft Rewards points through various activities and redeem them for exciting rewards.

Learn how to turn on device encryption, or standard BitLocker encryption in Windows.

Microsoft Teams offers different ways to access, receive, and manage notifications. These settings include how, when, and where your notifications appear, custom settings for channels and chat, appearance and sounds, turning off specific messages, and so on.