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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
Install Skype for Business - Microsoft Support
If you have Office 2007, Skype for Business 2016 won't be fully integrated with your Office programs. For example, you won't see the presence of your co-workers when you type an email in Outlook (by "presence" I mean you won't see whether they're available, busy, or away), and you won't have a few other features.
Applies To: Office for business, Office 365 Small Business, Microsoft 365 admin, Office.com, Skype for Business, Skype for Business Basic, Skype for Business for Android, Skype for Business for iPad, Skype for Business for iPhone, Skype for Business for Mac, Skype for Business for Windows Phone, Skype for Business Online
OneDrive release notes - Microsoft Support
Note: If your version is newer than those listed below, it’s because there may be a delay between when versions start rolling out and when they are updated on this page.
Applies To: OneDrive for Business, SharePoint Server Subscription Edition, SharePoint Server 2019, SharePoint in Microsoft 365, Microsoft 365 admin, OneDrive (work or school), OneDrive (work or school) operated by 21Vianet, OneDrive for Mac, OneDrive for Windows, SharePoint admin center, SharePoint in Microsoft 365 Small Business, SharePoint operated by 21Vianet
Install the Windows 8.1 Update (KB 2919355) - Microsoft Support
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
Troubleshooting the Phone Link - Microsoft Support
Check for updates in the Phone Link by opening Settings > About > Check for updates.Install any pending updates to make sure your content stays up-to-date. You may also need to check for updates in the Link to Windows app on your Android device.
Skype for Business help - Microsoft Support
Download and install Skype for Business on your PC. Sign in to and out of Skype for Business. Set up an audio device for Skype for Business. Set up and troubleshoot Skype for Business video
Applies To: Skype for Business, Skype for Business Basic, Skype for Business for Mac, Skype for Business Online
Learn about performance features in Microsoft Edge
Efficiency mode What is efficiency mode in Microsoft Edge? Efficiency mode is designed to help extend battery life. It minimizes power usage by reducing resource usage through modifying background tab activity and some foreground activity, as well as putting inactive background tabs to sleep after 30 minutes or less of inactivity (if Save resources with sleeping tabs is on).
Applies To: Microsoft Edge
Windows 11 中的节能设定 - Microsoft 支持
汇报默认屏幕和睡眠设置现在可帮助你更高效地使用能量并延长电池使用时间。 可以在 Windows 11 中找到效率设置 >系统 > 电源 & 电池。. 有关每个电源和电池设置如何提高设备性能的引导式演练,请单击按钮打开“获取帮助”应用:
Solucionar errores de Reproductor multimedia de Windows
Si encuentras errores con un tipo de archivo específico, es posible que te falte un códec u esté obsoleto. Para resolver esto, Comprueba las propiedades del archivo: Asegúrate de que tienes los códecs adecuados en el PC para reproducir tus archivos multimedia. Para comprobar el formato de archivo y la información del códec, haz clic con el botón derecho en el archivo multimedia ...
How to use the PC Health Check app - Microsoft Support
Note: If a compatibility issue has been identified on your device that would disrupt your experience using Windows 11, we will temporarily delay your upgrade until the issue is resolved.Compatibility safeguard holds help ensure you have the best experience possible when upgrading and your productivity is not disrupted if critical apps or drivers are not yet compatible.