The Basics of Search. Returning search results is no easy feat, and involves complex, near-instantaneous algorithmic calculations. A search for something as simple as “cat” could yield over 55 million results.

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Get started with Microsoft Teams (free). Explore your options, find out what’s new, browse help topics, and more.

Learn what to do if you receive a message in Mail or Calendar for Windows 10 that your account settings are out of date.

Aprende a usar la aplicación Comprobación de estado del PC para ayudarte a mejorar el rendimiento del dispositivo.

Узнайте, как добавить приложение для автоматического запуска при начальной загрузке.

Активация Windows с помощью цифровой лицензии. Цифровые лицензии связаны с вашим оборудованием и учетной записью Майкрософт, поэтому вам не нужно ничего искать на своем компьютере.

Learn how to check for, download, and install KB 2919355, an update for Windows 8.1 and Windows RT 8.1.

This content can help you with your work or school account, which is the account provided to you by your organization (for example, dritan@contoso.com).

Learn how to use the PC Health Check app to help you improve your device performance.