Find solutions for Xbox account and profile issues, manage settings, and get support for your Xbox experience.

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

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

如何變更玩家代號？ 我們已將新的 Xbox 玩家代號更新為支援最多 12 個字元的 Unicode 玩家自選名稱，而此名稱還會在您分享玩家代號時加上自動產生的尾碼。 我們為玩家提供 13 個不同的字母系統，支援全球超過 200 種語言。

Microsoft Support is here to help you with Microsoft products. Find how-to articles, videos, and training for Microsoft Copilot, Microsoft 365, Windows 11, Surface, and more.

玩家代號系統詳細數據 如果這是您第一次變更玩家代號，您可以免費變更一次。 不論您第一次註冊 Xbox 時，我們是否自動為您建立 Xbox， (表示您並未自行) 選擇它，或是在註冊時建立自己的玩家代號。

How to create or edit your Outlook signature for email messages. Include your signature, text, images, electronic business card, and logo.

Get help if you're having problems sending someone a digital Xbox game or subscription as a gift.

Learn how to activate Windows using a product key or digital license, check your activation status, and link your Microsoft account.

If you see error 0x82d4000b, check the Xbox service status. Find more solutions here.