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.

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

Find out how to play games from your Xbox console, right on your Windows or mobile device.

Using Authenticator as a way to sign in If you have turned on passwordless, two-step, or multi-factor authentication for your account, use the following steps to sign-in: Go to the site where you want to sign in. Enter your username at the sign-in prompt and select Next. Select Send notification.

了解如何透過 Xbox Design Lab 自訂控制器並訂購符合您需求的控制器。

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

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。

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

了解如何管理 Xbox 訂閱及解決帳單問題，獲取詳細資訊以輕鬆處理相關事務。