Select Start > Settings > System > Activation . Select Change product key, and then enter the 25-character product key. Open Activation settings. If you've made a major change to your device's hardware, such as a motherboard replacement, run the Windows Activation troubleshooter located on the activation settings page.

You might also see a notification in Settings to let you know the requirements are not met. If you're experiencing issues after upgrading to Windows 11 and your device does not meet the minimum system requirements, we recommend you go back to Windows 10. To go back to Windows 10, select Start > Settings > System > Recovery > Go back .

选择 "开始>设置>系统 > 声音"。. 在 "输入 "中，选择麦克风以查看其属性。. 在 "输入 音量"中，确保对着麦克风讲话时蓝色条形会进行调整。. 如果没有，请转到"测试 麦克风"和 " 开始测试"。. 这将帮助你排查麦克风的任何问题。. 如果麦克风功能出现问题，则 ...

Tip: You can also format your text.Highlight a word or words in your title or questions, and then choose any of the following: Bold (keyboard shortcut - CTRL/Cmd+B), Italic (keyboard shortcut - CTRL/Cmd+I), Underline (keyboard shortcut - CTRL/Cmd+U), Font color, Font size, Numbering, or Bullets.

About Windows 11 in S mode. Windows 11 in S mode is a version of Windows 11 that's streamlined for security and performance, while providing a familiar Windows experience. To increase security, it allows only apps from Microsoft Store, and requires Microsoft Edge for safe browsing.

A workbook link (previously called an external reference) is a way to combine data from other workbooks or other sheets in the same workbook. You might want to use them to: Link workbooks from several departments and then integrate pertinent data into a summary workbook. When the source workbooks change, the summary workbook is updated.

Microsoft Rewards doesn’t ask for a commitment or fees. It's included in your Microsoft account. Make sure you’re logged in, head to the Rewards page, and start exploring. As your points rack up, so do your opportunities to get great rewards. We make it simple to track progress toward anything you’ve got your eye on, including gift cards ...

Info for Windows Insiders. If you’re an Insider and the current preview build isn’t working for you, select Start > Settings > System > Recovery .Next to Go back , select Go back.This won’t remove your personal files, but it’ll remove recently installed apps and drivers, and change settings back to their defaults.

Meet Windows 11. Make the everyday easier with Windows 11. When there's a lot to do, Windows 11 helps you get it done. With intuitive navigation and new multitasking tools, it brings you the performance you want and the security you need. Read on to get to know Windows 11.

Explore Phone Link. Become a Windows Insider and get early access to the newest experiences in Phone Link. Learn more about accessibility options to help you use Phone Link in a way that best suits your needs. Learn more about the latest Phone Link features. Find time-saving hacks and explore how you can use Phone Link.