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.

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

查找 Xbox 主机 ID 或设备 ID 只能在“设置”中查找主机 ID。主机 ID 不同于主机序列号。

How do I use Game Bar on my tablet? Windows key-based Game Bar shortcuts won’t work on tablets without an attached physical keyboard, but you can create your own shortcuts that use keys available on the virtual keyboard. To do so, press Windows logo key + G to open Game Bar, select Settings > More Settings > Shortcuts, enter your preferred shortcuts, and then press Save.

Windows 11 Windows 10 更新蓝牙驱动程序有助于解决连接、配对或检测问题。 使用以下步骤更新驱动程序。 使用 设备管理器 更新蓝牙驱动程序 选择“ 开始”，键入 “设备管理器”， 然后从结果中选择它。 展开 “蓝牙 ”以查看蓝牙设备和适配器的列表。 右键单击蓝牙适配器，然后选择“ 更新驱动 ...

Learn how to find a Windows product key for activation, and when you'll use a digital license instead.

Learn the step for turning Bluetooth on or off in Windows using the Settings app, quick settings, and action center.

Install Bluetooth drivers using Windows Update Select Start > Settings > Windows Update. Select Check for updates. Install any available updates, and then restart your PC. Reinstall the Bluetooth driver If updating the driver doesn’t help, try uninstalling and reinstalling it. Open Device Manager. Expand Bluetooth. Select and hold (or right‑click) your Bluetooth adapter, then select ...

Hotmail is now Outlook.com. Learn how to sign in to access your Outlook.com, Hotmail, Live, or MSN email account.

此适用于 Windows 11 版本 25H2 和 24H2 (KB5120998) 的累积更新包括生产质量改进。 公告和消息 本部分提供与此版本相关的重要通知，包括公告、更改日志和终止支持通知。 Windows 安全启动证书过期 重要提示： 大多数 Windows 设备使用的安全启动证书从 2026 年 6 月开始过期。 在过去的几个月里，Microsoft 一直 ...