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

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.

Communities help you ask and answer questions, give feedback, and hear from experts with rich knowledge.

This article is for people who want to control their PC and author text using their voice with Windows. This article is part of the Accessibility support for Windows content set where you can find more information on Windows accessibility features. For general help, visit Microsoft Support home. To complete the initial set up voice access in Windows, you need an internet connection.

Use the Xbox Accessories app to configure your controller or headset for your preferred gaming experience.

Visualizations are colors, shapes, and patterns that move to the music in Windows Media Player Now Playing mode. The Player comes with a number of visualizations, and you can download more on this page.

Search is right there on your taskbar, ready to help you find whatever you’re looking for. Use the search box to find your apps, files, settings, help, and more on Windows—plus unlock the power of the web with quick access to online information like time zone conversions, fact lookup, trending searches, and search results for navigating to websites faster.

Power Pivot is a data modeling technology that lets you create data models, establish relationships, and create calculations. With Power Pivot you can work with large data sets, build extensive relationships, and create complex (or simple) calculations, all in a high-performance environment, and all within the familiar experience of Excel.

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.

Under Personalization & advertising, turn on or off the setting for Allow Microsoft to save your browsing activity including history, usage, favorites, web content, and other browsing data to personalize Microsoft Edge and Microsoft services like ads, search, shopping and news.