激活 Office - Microsoft 支持
如何激活预安装在新 Windows 10 计算机上的 Office 或使用新的产品密钥。
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
Play, share, and download a meeting recording in Microsoft Teams
To play a recorded meeting in Microsoft Teams, go to the chat history of the meeting and click Play.
Applies To:
Microsoft Teams
Perform an offline system update | Xbox Support
Learn how to update your Xbox console offline. Unplug the network cable if you're using a wired network connection. Power off your console, and then unplug the power cord to ensure that the console is completely powered off.
Options de connexion de Windows 10 et protection des comptes
Découvrez comment accéder à vos options de connexion Windows et les gérer. Utilisez un mot de passe, un Windows Hello ou une clé de sécurité pour déverrouiller votre appareil.
Как использовать приложение "Проверка работоспособности ПК"
Как открыть приложение "Проверка работоспособности ПК" В Windows воспользуйтесь поиском на ...
Check or change language settings - Microsoft Support
Microsoft's products and services work best if you use the same language and region across all your devices, and in all of your app and Store settings.
Applies To:
Outlook.com, Microsoft Edge, OneDrive (home or personal)
Sign in to sync Microsoft Edge across devices
With Microsoft Edge, you can turn on sync to browse the web on all your devices, keep your favorites organized, and more.
Skype help & learning
Get help and learn how to use Skype with Microsoft's official support page.
Install, manage, or uninstall apps in Microsoft Edge
Alternatively, you can install any website by going to the top corner of the browser and select Settings and more … > Apps > Install this site as an app.
Applies To:
Microsoft Edge
How to use the PC Health Check app - Microsoft Support
Learn how to use the PC Health Check app to help you improve your device performance.