Contact Microsoft Support. Find solutions to common problems, or get help from a support agent.

Activation helps verify that your copy of Windows is genuine and hasn’t been used on more devices than the Microsoft Software License Terms allow. There are three methods to which you can activate your product: Online via the internet, by telephone using our automated systems, and by a live support advocate. Online: When you begin activation, Windows will try to use your internet connection ...

連絡 Microsoft 支援服務。尋找常見問題的解決方案，或向支援專員尋求協助。

Get security info and tips about threat prevention, detection, and troubleshooting. Including tech support scams, phishing, and malware.

If you're an administrator and you'd like to manage your organization's distribution groups, go to the Exchange admin center. Non-administrators who want to manage or join distribution groups can do so by navigating to this portal.

Learn how to change your Xbox gamertag on the web, Xbox console, or Windows device while adhering to Xbox Community Standards.

If Office activation fails, you'll see Unlicensed Product or Non-commercial use / Unlicensed Product in the title bar of your Office apps, and most features of Office are disabled. To restore all features of Office, you'll need to fix the problem that's causing activation to fail.

變更您的隱私權設定來選擇您希望與 Microsoft 分享多少資訊。 如需執行此操作，請選取 [開始]，然後開啟 [設定]，然後選取 [隱私權與安全性]。 您將會看到一般隱私權選項的清單。 頁面左邊會提供特定隱私權設定的連結。 如需詳細資訊，請參閱 [Windows 的資料集合摘要]。 控制您 Microsoft 帳戶的 ...

Learn how to activate Office that is pre-installed on new Windows 10 PCs or using a new product key.

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 ...