The following new and improved features have been implemented in Windows Installer 4.5. Multiple package transactionIn a multiple package transaction, you can create a single transaction from multiple packages.

Focus is a new feature in Windows 11 that helps you minimize distractions. To help you stay on track, it integrates with the Clock app with features like a focus timer and music integration.

sumproduct 函数返回相应范围或数组的乘积的总和。 默认运算是乘法，但也可以加法、减法和除法。 在此示例中，我们将使用 sumproduct 返回给定项的总销售额和大小：

Important If your console is in Sleep mode, the above steps will shut the console off completely. Sleep mode, or the ability to turn on your console by saying "Xbox on," won't be enabled until you restart the console.

The Xbox app on PC relies on two Microsoft accounts: the Microsoft Store account, and the Xbox account (your PC gaming account). The Microsoft Store account provides access to owned games, subscription benefits, and other Xbox app purchases made by that account. The Xbox account is used for game streaming access, in-game purchases, achievements, and friends.

IMPORTANT Starting on January 15, 2020, a full-screen notification will appear that describes the risk of continuing to use Windows 7 Service Pack 1 after it reaches end of support on January 14, 2020. The notification will remain on the screen until you interact with it. This notification will only appear on the following editions of Windows 7 Service Pack 1:

The chat provider is the underlying service that Copilot in Windows uses to communicate with you. The chat provider platform is important because it's possible for you to copy and paste sensitive organizational information into the chat.

Note: Cross-device syncing of Microsoft Entra user activity history will stop starting in January 2024.Microsoft will stop storing this data in the cloud, aligning with the previous change for Microsoft accounts (MSA) in 2021. The timeline user experience was retired in Windows 11, although it remains in Windows 10.

In HDR video games, the increased color range and brightness compared to SDR games gives you a more detailed and immersive gaming experience on your Windows PC.

Windows 11, version 23H2 ; July 25, 2024—KB5040527 (OS Builds 22621.3958 and 22631.3958) Preview; July 9, 2024—KB5040442 (OS Builds 22621.3880 and 22631.3880)