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.
Manage app permissions for your camera in Windows
To use your camera with apps on Windows 11, you'll need to turn on some permissions in Camera settings. Then, you'll need to check your app permissions if you want to use your camera with apps.
激活 Office - Microsoft 支持
解决激活错误. 如果 Microsoft 365 无法激活，其最后会变为未授权，且 Microsoft 365 的所有编辑功能都会被禁用。 Microsoft 可能由于多种原因变为未授权。
Applies To:
Excel for Microsoft 365, Word for Microsoft 365, Outlook for Microsoft 365, PowerPoint for Microsoft 365, Access for Microsoft 365, OneNote for Microsoft 365, Publisher for Microsoft 365, Visio Plan 2, Excel 2021, Word 2021, Outlook 2021, PowerPoint 2021, Access 2021, Project Standard 2021, Publisher 2021, Visio Professional 2021, Visio Standard 2021, Office 2021, OneNote 2021, Excel 2019, Word 2019, Outlook 2019, PowerPoint 2019, Access 2019, Project Standard 2019, Publisher 2019, Visio Professional 2019, Visio Standard 2019, Office 2019, Excel 2016, Word 2016, Outlook 2016, PowerPoint 2016, Access 2016, OneNote 2016, Publisher 2016, Office 2016, Microsoft 365 for home, Office for business, Office.com, Project for Office 365
Windows camera, microphone, and privacy - Microsoft Support
In Windows, having a camera and microphone as part of your device lets you make Teams video calls, take pictures, record videos, and more. Many apps and services request and use the camera or microphone, and Windows settings give you control over which apps can use your camera or microphone.
Save disk space with OneDrive Files On-Demand for Windows
When you delete an online-only file from your device, you delete it from your OneDrive on all devices and online. You can restore deleted files and folders from your OneDrive recycle bin on the web for up to 30 days for items stored in OneDrive personal (when you're signed in with a Microsoft account), or for up to 93 days for items stored in OneDrive for work or school or SharePoint in ...
Applies To:
OneDrive for Business, SharePoint Server Subscription Edition, SharePoint Server 2019, Microsoft 365 admin, OneDrive (work or school), OneDrive (home or personal), OneDrive for Windows
Windows background apps and your privacy - Microsoft Support
In the Background apps permissions section, under Let this app run in the background, select one of the following options: Always—The app runs in the background, receiving info, sending notifications, and staying up-to-date even when you're not actively using it.This option may use more power.
Télécharger et installer ou réinstaller Office 2019, Office 2016 ou ...
Remarque : Les étapes d’installation des versions 2019, 2016 ou 2013 de Office Professionnel Plus, Office Standardou une application autonome telle que Word ou Project peuvent être différentes si vous avez obtenu Microsoft 365 via l’une des options suivantes : Programme de remise pour le lieu de travail de Microsoft (anciennement Programme d’utilisation à domicile): si vous avez ...
Applies To:
Office 2019, Office 2016, Office 2016 for Mac, Office 2013
Обновите Windows - Служба поддержки Майкрософт
Узнайте, как получать последние обновления Windows, чтобы обеспечить бесперебойную работу устройства.
Mettre à jour manuellement les pilotes dans Windows
Remarque : Le meilleur moyen et le plus sûr d’obtenir les mises à jour des pilotes dans Windows consiste toujours à Windows Update.Si vous rencontrez des problèmes avec Windows Update, vous pouvez voir si l’un des liens de Update Windows peut vous aider en premier.
Get help with clipboard - Microsoft Support
Using clipboard. When you copy content on your PC, it’s automatically copied to your clipboard for you to paste. You can paste multiple items from your clipboard history, and you can also pin the items you tend to use all the time and sync your clipboard history to the cloud.