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激活 Windows - Microsoft 支持
使用产品密钥激活 Windows. 产品密钥是由 25 个字符组成的代码,如下所示:. 产品密钥:XXXXX-XXXXX-XXXXX-XXXXX-XXXXX. 在安装期间,系统会提示你输入产品密钥。. 或者,安装后,若要输入产品密钥,请选择“ 开始 ”按钮,然后选择 “设置 > 系统 > 激活 > 更新产品密钥 ...
Device protection in Windows Security - Microsoft Support
Windows Security provides built-in security options to help protect your device from malicious software attacks. To access the features described below, tap the Windows Start button, type windows security, select it from the results, and then select Device security. Notes: What you actually see on the Device security page may vary depending ...
Microsoft Teams help & learning
Sign in to Teams. What's new in Teams. Record a meeting. Delete a chat. Find and join a team. Change your status. Manage your notifications. Change your meeting background. Reduce background noise in a meeting.
Outlook help & learning
Visit the small business help & learning page to learn how you can use Outlook and other Microsoft 365 apps and services in your small business. Visit the small business hub now. Connect. Organize. Get things done. Everything you need to be your most productive and connected self—at home, on the go, and everywhere in between.
Устранение неисправностей Bluetooth-подключений в Windows
Устранение неполадок с аксессуарами Bluetooth. Если вы можете включить Bluetooth, но у вас возникают проблемы со связыванием или использованием аксессуара Bluetooth, см. следующие действия, которые помогут вам устранить ...
Microsoft Edge update settings - Microsoft Support
In the browser, go to Settings and more > About Microsoft Edge (edge://settings/help). Depending on where you purchased your device, you may see one or both of following toggles: Download and install updates automatically. Download updates over metered connections. Turn on any available toggles to always allow automatic downloads of updates.
Faster and more secure Wi-Fi in Windows - Microsoft Support
Tip: Once connected, you can see if Multi-Link Operation is supported in your connection by selecting Settings > Network & internet > Wi-Fi > (your network) properties, and checking the value next to Network band (channel). If it shows more than one band (for example, 5 GHz and 6 GHz, or 2.4 GHz and 5 GHz ), then MLO is supported.
Téléchargez et installez ou réinstallez Microsoft 365 ou Office 2021 ...
Vous êtes prêt à procéder à l’installation ? Avant de commencer, assurez-vous que votre PC ou Mac répond à la configuration système requise.. Si vous avez déjà utilisé une clé de produit, que vous réinstallez simplement les applications ou que vous savez que vous disposez d’une licence par le biais de votre entreprise ou de votre établissement scolaire, vous pouvez passer ...
Applies To: Office 2021, Office 2021 for Mac, Office 2019, Office 2019 for Mac, Microsoft 365 for home, Office for business, Office 365 Small Business, Microsoft 365 admin, Office 365 operated by 21Vianet, Office 365 operated by 21Vianet - Admin, Microsoft 365 for Mac, Office 365 Germany - Enterprise, Office 365 Germany - Enterprise admin, Office.com
Microsoft Support
Microsoft support is here to help you with Microsoft products. Find how-to articles, videos, and training for Microsoft Copilot, Microsoft 365, Windows, Surface, and more
Using the Windows Activation troubleshooter - Microsoft Support
To use the troubleshooter, select Start > Settings > System > Activation , and then select Troubleshoot . Open Troubleshoot settings. You must be signed in as an administrator to use this option. If you're not already an administrator, for more info, see Create a local user or administrator account in Windows.