Learn how to check for the latest Windows Updates and install them to keep your device running smoothly and securely.

Learn how to troubleshoot problems updating Windows. Find answers to common questions and issues installing Windows updates.

Find everything you need to manage your Microsoft account, XBOX profile, and more.

If you're getting error 8015190A, it may mean there's a problem with the XBOX Live service or your XBOX Live account.

Learn how to run Windows Update Troubleshooter to resolve errors downloading or installing Windows updates.

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 ...

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 ...

Learn how to create installation media for installing or reinstalling Windows.

重要 更新时间：2025 年 2 月 4 日 此支持文章最初发布于 2021 年 9 月 30 日，即 Windows 11 首次向公众发布时。 在发布时以及时至今日，此支持页面背后的意图是详细介绍在满足 Windows 11 系统要求的设备上安装 Windows 11 的方法。 如果在不符合 Windows 11 系统要求的设备上安装了 Windows 11，Microsoft 建议立即 ...

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