Windows 8.1 Update and Windows RT 8.1 Update (also known as KB 2919355) include improvements that make your favorite apps and settings easier to find and use, provide more familiar mouse and keyboard options, and update security and performance.Here’s what you need to know about installing this important update. Check to see if it’s already installed

Turning on the Memory integrity setting would block these incompatible drivers from loading. Because blocking these drivers might cause unwanted or unexpected behaviors, the Memory integrity setting is turned off to allow these drivers to load.

Data Execution Prevention (DEP) is a technology built into Windows that helps protect you from malicious code launching from areas of memory that have been designated as for data only.

The taskbar can display the temperature in Celsius (°C) or Fahrenheit (°F). To switch between these two units, select the weather icon on the taskbar, select the Edit location and unit icon on the weather card, select Celsius or Fahrenheit on the weather, and select Save. News and interests is supported in any taskbar orientation.

Summary. This article describes how to change keyboard layouts for the Microsoft keyboards listed in the "Applies To" section. You can configure your keyboard to use a different language or keyboard layout, such as Canadian Multilingual, Spanish, or United States-Dvorak.

Learn how to log in to Microsoft Teams with your Microsoft 365 account. This step-by-step guide from Microsoft Support walks you through the process of accessing Teams on desktop, web, and mobile devices.

Get answers to all of your Microsoft Word questions. Find Word help, how-to articles, training videos, tutorials, and more.

You usually won't need to know the name of your Exchange server. If you do, contact the people who gave you the Exchange email address and ask them for the name of the Exchange server. When you set up a mobile device, the AutoDiscover feature will find the name of your Exchange server and mailbox, and configure Outlook for you.

Discover the latest updates for Windows 10, including improvements and fixes, known issues, and guidance on how to get the update.

Learn how to tell if your Office software is genuine. To help determine if your Microsoft software is genuine, go to our How to Tell site for more information. Here you'll learn about authentic packaging, including what to look for with product key labels, and Certificate of Authenticity (COA), how to report counterfeit software, and find out what your shopping and licensing options are.