Find everything you need to manage your Microsoft account, XBOX profile, and more.

了解看到错误 0x87E107DF 时该如何操作才能在 XBOX One 主机上启动游戏。

Microsoft will never proactively reach out to you to provide unsolicited PC or technical support. If you receive a phone call claiming to be from Microsoft, or see a pop-up window on your PC with a fake warning message and a phone number to call and get your "issue" fixed, it's better to be safe and not click any links or provide any personal information.

連絡 Microsoft 支援服務。尋找常見問題的解決方案，或向支援專員尋求協助。

摘要 Email 签名在您的业务通信中创建专业一致性，并确保收件人在每封邮件中都有您的联系信息。 在 Outlook 中，可以针对内部与外部、个人与业务) (不同目的设置多个签名，并选择是否将它们自动包含在新电子邮件、答复或转发中。 签名可以包含文本、链接、图片和图像 (如手写签名或徽标 ...

在 XBOX 購買時會跳出錯誤訊息或錯誤代碼，或是對在 XBOX 上使用 VPN 有疑問？ 了解它們代表的意義。

联系 Microsoft 支持人员。查找常见问题的解决方案，或从支持专员那里获取帮助。

为帮助消除困惑或误解，我们解答了有关强制措施如何影响你在 Xbox 网络上玩游戏的一些最常见问题。

July 14, 2026-KB5101008 Cumulative Update for .NET Framework 3.5 and 4.8 for Windows 10, version 1809 and Windows Server 2019

This security update includes fixes and quality improvements that are part of the following updates: May 12, 2026—KB5087544 (OS Builds 19045.7291 and 19044.7291) The following is a summary of the issues that this update addresses when you install this update. If there are new features, it lists them as well. The bold text within the brackets indicates the item or area of the change we are ...