Windows 11, version 21H2; October 8, 2024—KB5044280 (OS Build 22000.3260) September 10, 2024—KB5043067 (OS Build 22000.3197) August 13, 2024—KB5041592 (OS Build 22000.3147)

Microsoft Defender is a security app that helps people and families stay safer online with malware protection, web protection, real-time security notifications, and security tips.Microsoft Defender is included in a Microsoft 365 Family or Personal subscription and works on your phone (Android or iOS), PC, and Mac.

Microsoft Edge is your AI-powered browser. With Copilot in Microsoft Edge, you can get answers to your questions without leaving the tab or window that you're already in. Ask Copilot to help you make decisions, research topics, or summarize web pages or PDFs to find exactly what you're seeking.

Find help and how-to articles for Windows operating systems. Get support for Windows and learn about installation, updates, privacy, security and more.

A manager needs an assistant to monitor email on his or her behalf. In this scenario, an assistant is granted the appropriate permissions to a manager’s folder or mailbox, but when they respond to messages, their responses are shown as coming on behalf of the manager.This type of sharing requires Delegate access permissions. For help with setting up delegate permissions, see Allow messages ...

Codecs allow you to play different formats of audio and video files. Media Player supports a wide variety of codecs. Most are included out of the box; some additional codecs can be installed from the Microsoft Store.

Learn how to format text, add graphics, and more in Word documents. Create professional-looking documents with ease using our step-by-step guide. Try it now!

Enhance the security of your Windows device by leveraging Windows Hello. If you’ve already set up Windows Hello, you can eliminate the password sign-in method for an even more secure experience.

You can create a simple formula to add, subtract, multiply or divide values in your worksheet. Simple formulas always start with an equal sign (=), followed by constants that are numeric values and calculation operators such as plus (+), minus (-), asterisk (*), or forward slash (/) signs.The following is an example of a simple formula.

Examples. Following are examples of some common nested IF(AND()), IF(OR()) and IF(NOT()) statements in Excel. The AND and OR functions can support up to 255 individual conditions, but it’s not good practice to use more than a few because complex, nested formulas can get very difficult to build, test and maintain.