Learn how to sign in and create app passwords for Microsoft apps and devices that don't support two-step verification.

In certain countries and regions, mobile operator billing can be used as a payment option to buy subscriptions like Game Pass and content such as games, apps, music, HD movies, and TV shows on your Xbox console and Xbox.com.

了解如何在您的行動裝置、Windows 裝置或 Xbox 主機上兌換 Microsoft/Xbox 禮品卡或其他優惠碼或優惠。

Certificate authority (CA) A certificate authority is an entity similar to a notary public. It issues digital certificates, signs certificates to verify their validity and tracks which certificates have been revoked or have expired. Top of Page Digital signature assurances The following terms and definitions show what assurances are provided by digital signatures. Authenticity The signer is ...

Redeeming an offer via the Xbox app is not available at this time. Offers that are included with a new device are different and are called Digital Direct offers.

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.

This page provides support links for home users and support phone numbers for business users.

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

Learn how to create and save a passkey to sign in to your Microsoft personal or work/school account and many other websites, apps and services.

Learn how to request a refund for a purchase from the Xbox Store.