Windows 11, version 23H2 ; July 9, 2024—KB5040442 (OS Builds 22621.3880 and 22631.3880) June 25, 2024—KB5039302 (OS Builds 22621.3810 and 22631.3810) Preview

Learn how to calibrate your HDR display by using the Windows HDR Calibration app that you can download from the Microsoft Store.

Get started with news and interests, choose how weather looks on your taskbar, turn it on and off, personalize your feed and choose interests and followed publishers.

Focus is a new feature in Windows 11 that helps you minimize distractions. To help you stay on track, it integrates with the Clock app with features like a focus timer and music integration.

Find answers to common questions about genuine Windows software.

Get answers to all of your OneNote questions with our how-to articles, training videos, and support content.

了解如何从 Windows 10 家庭版升级到 Windows 10 专业版或从 Windows 11 家庭版升级到 Windows 11 专业版，包括如何使用有效产品密钥或 Microsoft Store。

KB5034441: Windows Recovery Environment update for Windows 10, version 21H2 and 22H2: January 9, 2024

Create an email message in new Outlook. From within new Outlook, off the ribbon, select New > Mail, or press Ctrl + N. If multiple email accounts are configured in new Outlook, From:<accountname> appears at the top of the new message.To change the account you want the message sent from, select the dropdown and choose another account.

了解如何使用产品密钥或数字许可证激活 Windows、检查激活状态，以及链接Microsoft 帐户。