Last updated: February 2024. For previous versions, please see the archives here. Our Approach to Search. We recognize that in our technology-driven world, search engines are in many ways the gateway to the internet and the primary way people find the content they are looking for amongst the trillions of ever-changing webpages available online.

Published August 2021. This article is intended for users who are not able to upgrade to Windows 11 because their PC is not currently Secure Boot capable.

Microsoft 支持可帮助你处理 Microsoft 产品的问题。 查找有关 Microsoft Copilot、Microsoft 365、Windows、Surface 等操作方法的文章、视频和培训。

Operators: The ^ (caret) operator raises a number to a power, and the * (asterisk) operator multiplies. Use + and – add and subtract values, and / to divide.

Important: When you break a link to the source workbook of an workbook link, all formulas that use the value in the source workbook are converted to their current values.

يتوفر دعم Microsoft لمساعدتك في منتجات Microsoft. يمكنك إيجاد المقالات الإرشادية ومقاطع الفيديو والتدريب على Microsoft Copilot وMicrosoft 365 وWindows وSurface وغير ذلك.

Organize your ideas. Collections help you keep track of your ideas on the web - shopping, planning a trip, research, or just want to pick up where you left off.

Refunds are typically issued for requests meeting the following criteria: Requests are made within 14 days of the purchase date; Requests are for games in which you haven’t accumulated a significant amount of play time

The Windows 10 free upgrade offer ended on July 29, 2016. To upgrade to Windows 10, you will need to have a compatible PC and purchase a full version of the software.We recommend that you don’t install Windows 10 on an older device, as some Windows 7 devices are not compatible with Windows 10 or could experience reduced feature availability.

Note: Some devices might have more than one presence sensor.If so, you can choose which one you want to use. May 2023 update for Windows 11 22H2 and later: Wake on approach can be enabled on systems that support S3 sleep state, such as desktops.For USB-connected presence sensors to work properly on these systems, you'll need to enable USB Wake Support (or a similarly named option) in BIOS ...