Learn how to access and manage your Windows sign in options. Use a password, Windows Hello, or a security key to unlock your device.

Windows 11, version 22H2; July 25, 2024—KB5040527 (OS Builds 22621.3958 and 22631.3958) Preview; July 9, 2024—KB5040442 (OS Builds 22621.3880 and 22631.3880)

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

Play MP4 files in Windows 10 by right-clicking the file and choosing what application to open it with.

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 receive a refund or exchange for items purchased from Microsoft.

Find out how the Windows location service works and how to change the location privacy settings.

获取有关 Windows 安全的帮助; 在 Microsoft Edge 中查看和删除浏览器历史记录; 删除和管理 Cookie; 重新安装 Windows 时安全移除有价值的内容

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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.