Windows 11, version 23H2 ; July 25, 2024—KB5040527 (OS Builds 22621.3958 and 22631.3958) Preview; July 9, 2024—KB5040442 (OS Builds 22621.3880 and 22631.3880)

Windows 8.1 Update and Windows RT 8.1 Update (also known as KB 2919355) include improvements that make your favorite apps and settings easier to find and use, provide more familiar mouse and keyboard options, and update security and performance.Here’s what you need to know about installing this important update. Check to see if it’s already installed

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Screen time reporting shows daily and weekly details about when and for how long your family member used their devices. Gain insight into the amount of time your family member spends on a particular social media app, game or web browser and decide whether you would like to enable screen time limits for any connected devices. To view screen time for a family member, tap Today, then Screen time ...

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Microsoft Copilot is an AI-powered digital assistant designed to help users with a range of tasks and activities on their devices. It can create drafts of content, suggest different ways to word something you've written, suggest and insert images, create PowerPoint presentations from your Word documents and many other helpful things.

Here are a few different ways to find help for Windows. Search for help - Enter a question or keywords in the search box on the taskbar to find apps, files, settings, and get help from the web.

使用新的 Bing 內建功能體驗 AI 支援的瀏覽. 在 Microsoft Edge 中取得完整的解答、摘要資訊，共同尋找靈感。 按一下下方的 [立即試用]，即可開始使用 AI 支援的 Copilot 網頁版。

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

At Microsoft, we're guided by our AI principles, our Responsible AI Standard, and decades of research on AI, grounding, and privacy-preserving machine learning.Data privacy and security is a key principle of responsible AI. We aim to help our customers use our AI products responsibly, sharing our learnings, and building trust-based partnerships.