Summary. This security update makes improvements to Secure Boot DBX for the supported Windows versions listed in the "Applies to" section. Key changes include the following:

如果摄像头无法正常在 Windows 11 中工作，可能是在最近的更新后丢失了驱动程序。 也可能是防病毒程序在阻止摄像头，你的隐私设置不允许某些应用访问摄像头，或者你要使用的应用有问题。

Microsoft Edge uses your past preferences and usage to make recommendations for which basic information would be best suited for creating an online account.

Training: Learn how to create a spreadsheet, enter data, and create a chart in Excel.

Find out how to change your capture settings on Windows 10/11 devices.

Find out how to install the latest driver for your printer. If you recently upgraded Windows, your printer driver might need to be reinstalled.

如果你在下载和安装 Windows 更新时收到错误代码，更新疑难解答可以帮助解决该问题。 选择“开始 ”>“设置 ”>“系统 ”>“疑难解答 ”>“其他疑难解答”。 接下来，在 最常用的下，选择 Windows 更新 > 运行。. 运行完疑难解答后，最好重启设备。

如果你使用的是 Windows 11，并在使用 Microsoft Store 中的应用时遇到问题，请考虑这些更新和修复程序。 首先，登录到你的 Microsoft 帐户。 接下来，按照显示的顺序实施这些可能的解决方案。

Surface Go 2 features Connect your device anywhere. Get laptop versatility with the built-in Kickstand and Signature Type Cover. With WiFi and optional LTE Advanced, you’ll be able to work anywhere you need to.

Get the most out of your subscription with expert advice and support from small business advisors. Business Assist for Microsoft 365 is designed for small businesses to give you and your employees around-the-clock access to small business advisors as you grow your business, from onboarding to everyday use.