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

Banks in the countries and regions of the European Economic Area are required to verify the identity of the person making an online purchase before the payment can be processed. This verification requires multi-factor authentication to help ensure your online purchases are secure and protected.

深入瞭解 Xbox 雲端遊戲在 iOS 行動裝置上的運作方式。

You can now investigate this on the Manage your payments page. A previously declined charge was charged again. A pre-order or split order was shipped. Someone made an in-app purchase from an app, game, or office. Note: Purchases made in Candy Crush may show as MICROSOFT*CANDY CRUSH. Contact King support in the app or at community.king.com.

Learn how to resolve error message "Your account is blocked from buying in Microsoft Store" when you see it on your Xbox console.

Get an error message or error code when making a purchase on Xbox? Find out what they mean.

As you're getting your Microsoft 365 business subscription set up, you'll want to download and install your Microsoft 365 apps, like Word, Excel, Microsoft Teams, and PowerPoint, on your PC or Mac.

Xbox Free Play Days are exclusive to Xbox Game Pass Ultimate, Premium, and Essential subscribers. With Xbox Free Play Days, you can play select, fully featured, hot games for free.

如果您購買了 Microsoft 365 應用程式的獨立版本，例如 Visio 或 Word，在大部分情況下，您會以安裝 Microsoft 365或 Office 套件的方式安裝此應用程式，方法是使用 Microsoft 帳戶登入 m365.cloud.microsoft/apps ，或 公司或學校帳戶 ，然後針對獨立產品選取 [安裝]。

Microsoft Defender is a new security app that helps protect you and your family across all your devices; Windows, Android, Mac, and iOS.