我在 Outlook 中无法发送或接收邮件 - Microsoft 支持
在 Outlook 状态栏上，如果看到 “已断开连接”、“ 脱机工作”或 “正在尝试连接...”，则Outlook 无法访问电子邮件服务器来发送邮件。. 若要解决此问题，请在功能区上选择“ 发送/接收”选项卡，然后在“首选项”组中，选择“脱机工作”，在脱机模式和联机模式之间切换。
Applies To:
Outlook for Microsoft 365, Outlook 2021, Outlook 2019, Outlook 2016, Outlook 2013, Office for business
Set up an authenticator app as a two-step verification method
Note: If you receive a prompt asking whether to allow the app to access your camera (iOS) or to allow the app to take pictures and record video (Android). select Allow so the authenticator app can access your camera to take a picture of the QR code in the next step.If you don't allow the camera, you can still set up the authenticator app as described in Manually add an account to the app.
Set up a security key as your verification method
What is a security key? We currently support several designs and providers of security keys using the Fast Identity Online (FIDO2) passwordless authentication protocols. These keys allow you to sign in to your work or school account to access your organization's cloud-based resources when on a supported device and web browser.
Renew Microsoft 365 for personal or family use
This article explains how to renew your Microsoft 365 subscription for personal or family use and what you can do after you renew.It also provides detailed troubleshooting help.. If you need help managing your payment, see Add, update, or remove credit cards and other ways to pay.. If you want to check prices before you renew, see Choose the right Microsoft 365 for you.
Applies To:
Excel for Microsoft 365, Word for Microsoft 365, PowerPoint for Microsoft 365, Excel for Microsoft 365 for Mac, Word for Microsoft 365 for Mac, PowerPoint for Microsoft 365 for Mac, Microsoft 365 for home, Office for business, Office activation
Can't send or receive email in Outlook.com - Microsoft Support
Important: If your Microsoft cloud storage is full, you cannot send or receive email.Messages sent to you while your storage was full are bounced back to the sender and are unrecoverable. Check your mailbox storage to see what's taking up space. Learn more about recent changes.
Applies To:
Outlook.com
Xbox Support
يقدم Xbox Support مساعدة للأسئلة Xbox وGame Pass وأسئلة الفوترة. احصل على المشورة وخدمة العملاء في مجتمع «Xbox Support».
通过 Xbox Game Pass 获取 EA Play 订阅会员资格
EA Play（以前称为 Origin Access Basic）一项订阅服务，订阅会员可游玩 EA 在主机和电脑上最受欢迎的游戏系列和顶级大作，获取专属游戏内挑战和奖励，订阅会员专属内容，以及获得即将发售的热门系列和顶级大作的新作的独家试玩版。
Microsoft 帐户安全信息和验证码 - Microsoft 支持
为什么需要验证码？ 当你登录到你的 Microsoft 帐户时，我们可能会要求提供其他证明，证明确实是你的帐户。 最多可以添加 10 种不同的方法来验证登录，并且可以选择：
Applies To:
Microsoft account dashboard
更改 Microsoft 帐户密码 - Microsoft 支持
如果无法更改密码. 如果无法以这种方式更改密码，请参阅重置 Microsoft 帐户密码。. 需要更多帮助吗？ 请联系支持人员. 有关技术支持，请转到联系Microsoft 支持，输入问题并选择“获取帮助”。 如果仍然需要帮助，请选择“联系支持人员”以转至最佳支持选项。
Applies To:
Microsoft account dashboard
Microsoft Store & billing help
Get Microsoft billing support. Find help with Microsoft Store purchases, subscriptions, refunds, payment options, and checking your order history.