了解 Xbox Insider Hub 应用的全部内容，以便您可以预览游戏、应用、系统更新和新功能。

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 It issues digital certificates, signs certificates to verify their validity and tracks which certificates have been revoked or have expired.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 ...

降级订阅： Game Pass Ultimate 和 Game Pass Premium 可以降级到较低级别的订阅。 降级时，不会立即收费。 你当前的订阅将持续到下一个续订日期，然后变更为新订阅等级，并在该日期收取新订阅费用。

了解 Xbox Game Pass Ultimate、Premium、Essential 和 PC Game Pass 订阅所提供的独家游戏内内容、特别优惠和合作伙伴福利。

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。

This out-of-band update for Windows 11, version 25H2 and 24H2 (KB5077744) is cumulative. It includes updates from previous security and non-security releases, along with an additional fix. To learn more about differences between security updates, optional non-security preview updates, out-of-band (OOB) updates, and continuous innovation, see Windows monthly updates explained. For information ...

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查找有关在 Xbox 主机上购买和使用数字版游戏的常见问题的解答。

是否所有 Xbox Game Pass 计划都包括 EA Play 订阅会员资格？ EA Play 是否在我所在市场有售？

Check the Xbox services, games, and apps for any service outages.