About Genuine Windows - Microsoft Support
Find answers to common questions about genuine Windows software.
Scaricare e installare o reinstallare Microsoft 365 o Office 2021 in un ...
Informazioni su come installare, reinstallare o attivare Microsoft 365 o Office 2019 in un PC o un Mac.
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 the Windows 8.1 Update (KB 2919355) - Microsoft Support
Learn how to check for, download, and install KB 2919355, an update for Windows 8.1 and Windows RT 8.1.
Réinstaller Windows - Support Microsoft
Découvrez comment réinstaller Windows sur votre PC et comment l’activation fonctionne après son installation.
Turn on app permissions for your microphone in Windows 10
To use your microphone with apps on Windows 10, you'll need to turn on some permissions in Microphone settings. Then, you'll need to check your app permissions if you want to use your microphone with apps.
OneDrive release notes - Microsoft Support
Learn about the latest feature updates and bug fixes for the OneDrive sync app across all devices.
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
My Account portal for work or school accounts - Microsoft Support
Change two-step verification settings; Common problems with two-step verification for work or school accounts; Manage app passwords for two-step verification
Get help with a digital code or gift card | Xbox Support
Find out more about Xbox digital codes and gift cards, and how to troubleshoot issues redeeming content.
Error message: “Security Center service cannot be started”
Contains troubleshooting information for a problem in which the Security Center service can't be started.
Optimizations for windowed games in Windows 11
How to improve gaming on your Windows 11 PC by making use of the optimization for windowed games settings.