Join Teams meetings anytime, anywhere, from any device. For the best experience, join from the Teams desktop or mobile apps. If you're having trouble joining a Teams meeting, try these tips: I can't join a Teams meeting.

Support for Office 2021 will end on October 13, 2026. Learn more about your options for Office.

需要有关 XBOX 主机、XBOX 游戏或 XBOX 网络的帮助?了解如何与我们联系。

Learn how to use the Gaming Services Repair Tool to troubleshoot installation and update issues with Gaming Services on PC.

激活是一个技术过程，用于将产品密钥或数字权利与设备的硬件配置配对。 这不评估副本本身的真实性，也不保证 Windows 副本是 正版 的。 它只确保产品密钥或数字权利对硬件配置有效。 另一方面，验证是检查关键 Windows 许可文件是否未被损坏、删除或删除，以及是否必须接收某些更新和下载的 ...

The Microsoft Authenticator app helps you sign into your accounts when you're using two-step verification.

Learn how to install, reinstall, or activate Microsoft 365 or Office 2024 on a PC or Mac.

Important: Office 2007 is no longer supported. If you still need to install this version, you'll need an Office 2007 installation disc and a product key for the version you're trying to install.

En Preferencias de impresora, asegúrate de que Permitir que Windows administre mi impresora predeterminada está desactivada. En la lista de impresoras instaladas, seleccione la impresora deseada que se establecerá como predeterminada.

Learn how to sign in to Office or Microsoft 365 from a desktop application or your web browser.