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.

Change two-step verification settings; Common problems with two-step verification for work or school accounts; Manage app passwords for two-step verification

Find out how to submit a request for a refund for a purchase of digital Xbox content.

Find out how to install the latest driver for your printer. If you recently upgraded Windows, your printer driver might need to be reinstalled.

Learn more about updates for Windows 10 version 1903, including improvement and fixes, any known issues, and how to get the update.

The Microsoft SQL Server components are updated to the following builds in this security update: SQL Server - Product version: 15.0.4382.1, file version: 2019.150.4382.1

Learn how to unfreeze your OneDrive account if it has been inactive over 12 months.

Windows 媒体播放器是 Windows 附带的内置多媒体播放器。 虽然它是一个可靠且广泛使用的应用程序，但用户可能会不时遇到错误和问题。

Find out how to customize an Xbox Wireless Controller with the Xbox Accessories app.

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.