When you install Microsoft 365 or Office on a device, you'll be prompted to sign in the first time you start a Microsoft 365 or Office app. Office remains activated as long as you're signed in.

Get started with Microsoft 365 Copilot app Meet your AI assistant, ready to help you be more productive.

所有服務都啟動並執行中 上次更新時間於 1 分鐘前

更新 Microsoft 帐户的安全信息 注意 如果在最近 30 天内您已经删除并且替换了您的安全信息，则必须等待这个 30 天的时段过去，然后才能再次执行删除和替换操作。如果攻击者获取了您的密码，那么这个等待期有助于保护您的帐户。

Here's how to check when your Microsoft 365 subscription expires. Check your expiration status Go to your Subscriptions page. If prompted, choose Sign in and enter the Microsoft account email and password associated with your Microsoft 365 subscription. Review the details under the Services & subscriptions heading. If you see a circle arrow, then your subscription is set up for recurring ...

若要從 Xbox Series X|S 和 Xbox One 上的網路直播提供者進行直播，請下載您想要使用的提供者應用程式。 按 [Xbox] 按鈕 開啟快顯功能表，並選取 [Store] > [應用程式]。 尋找並選取應用程式，然後選取 [安裝]。

If you see a yellow or red banner in an Office app that says SUBSCRIPTION EXPIRED, you must renew your Microsoft 365 subscription to keep using Office. For help, see Renew Microsoft 365 for home.

Need help with an Xbox console, an Xbox game, or Xbox network? Find out how to get in touch with us.

获取 Microsoft 365 的支持、帮助和学习资源。 使用 Microsoft 365 让你的生活井然有序、扩展你的创造力并保护重要信息。

Troubleshoot slow game or app downloads on Xbox One Account error occurs when signing in to Xbox network