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

If you already redeemed a product key, reinstalling the apps, or you have an assigned license through work or school, you can skip ahead and go to the section sign in to download and install Microsoft 365 or Office.

iOS Android 在你的 iOS 裝置上安裝 Authenticator 掃描 QR 碼 或從 Apple App Store 下載並安裝 Authenticator。

變更您的玩家代號 在您的 Xbox 360 主機上，移至 [ 社交]，然後選取 [ 登入] 或 [註銷]。 選取您的設定檔以登入。 向右卷動至 [ 設定]，然後選取 [ 配置檔]。 選 取 [編輯配置檔 > 玩家代號 > 輸入新的玩家代號。 在提供的空格中輸入新的玩家代號，然後選取 [ 完成]。

Learn how to locate and manage your app permissions on Windows devices. Some apps or games need specific permissions to work properly.

When you first launch the Xbox app on a compatible smart TV, you’ll be provided with a QR code and URL to follow to complete sign in on another device. If you have an existing Xbox profile, make sure you sign in using that same account.

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

Find out how to change your Xbox gamertag through a browser, on your Xbox console, or your Windows device.

Microsoft 365 subscriptions purchased from the app will be charged to your iTunes account and will automatically renew within 24 hours prior to the end of the current subscription period, unless auto-renewal is disabled beforehand.

了解 Xbox Game Pass Ultimate、Premium、Essential 和 PC Game Pass 訂閱提供的專屬遊戲內內容、特殊優惠和合作夥伴權益。