它的工作原理是针对存储在设备固件中的一组受信任的数字证书 (（也称为证书颁发机构或 CA) ）验证预启动软件的数字签名。 作为行业标准，UEFI 安全启动定义了平台固件如何管理证书、对固件进行身份验证，以及作系统 (作系统) 如何与此过程交互。

Track known issues and bugs that were reported by the Xbox community for Microsoft Flight Simulator.

This article has guidance for: Organizations with IT-managed Windows devices and updates.

Learn what to do if you see error 0x87dd0013 when you try to start a game or an app on your Xbox One or PC.

可以使用安全密钥作为组织中的无密码登录方法。 安全密钥是一种物理设备，它与唯一 PIN 一起使用以登录到工作或学校帐户。 由于安全密钥要求你拥有物理设备和只有你知道的内容，因此它被视为比用户名和密码更强大的验证方法。 使用安全密钥作为无密码身份验证方法目前以公共预览版提供 ...

Alpha Skip-Ahead Ring (2604.260317-2200) Hey Xbox Insiders! We are releasing a new Xbox Update Preview to the Alpha Skip-Ahead ring today. Continue reading below to learn all about what's included with this update.

For Android, you can get our beta app by joining our public Android Insiders group. For iOS, you'll first need to install TestFlight on your iOS device. You can find it here or in the App Store. Once TestFlight is installed, you can join from your device. You'll then be able to download and install our beta app via TestFlight.

You get the following error code when you try to open a game or app on your Xbox console or PC: 0x80004005

Download drivers and firmware for Surface Keeping your Surface up to date helps it perform at its best. In addition to software updates for Windows, it's also important to install hardware updates—these include drivers and firmware. Each Surface device is eligible to receive new driver and firmware updates until its end-of-servicing date listed in Surface devices driver and firmware ...

If you see error 0x87e10bef, try checking the Xbox status for related alerts. Find more solutions here.