Sign in with Microsoft
Sign in or create an account.
Hello,
Select a different account.
You have multiple accounts
Choose the account you want to sign in with.
Download and install or reinstall Microsoft 365 or Office 2021 on a PC ...
Select Install (or depending on your version, Install apps> ). From the home page select Install apps (If you set a different start page, go to aka.ms/office-install .) For Microsoft 365 operated by 21 Vianet go to login.partner.microsoftonline.cn/account. For Microsoft 365 Germany go to portal.office.de/account.
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
Find and install your Microsoft downloads from Microsoft Store
Most software that you buy directly from Microsoft, like Office, Windows, and Xbox games, comes as a digital download that you can download, install, or reinstall. After you purchase software, the download will be shown in your Order history.
Applies To: Microsoft account dashboard
Windows sign-in options and account protection - Microsoft Support
Windows Hello lets you sign in to your devices, apps, online services, and networks using your face, iris, fingerprint, or a PIN. Even if your Windows device can use Windows Hello biometrics, you don’t have to. If it’s the right choice for you, you can rest assured that the info that identifies your face, iris, or fingerprint never leaves ...
Activate Windows - Microsoft Support
Learn how to activate Windows using a product key or digital license, check your activation status, and link your Microsoft account.
Language packs for Windows - Microsoft Support
Use the Add a language feature to install another language for Windows 11 to view menus, dialog boxes, and supported apps and websites in that language. To do this: Select Start > Settings > Time & language > Language & region. Go to Preferred languages, select Add a language.
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.
Fix USB-C problems in Windows - Microsoft Support
USB-C overview. With a USB-C connection, you can charge your Windows 11 PC, and you can also connect to other USB Type-C devices such as mobile phones, docking stations, display adapters, and other devices that have a USB-C port. Unfortunately, some combinations of hardware and software may cause problems.
Product keys for Windows - Microsoft Support
A product key is a 25-character code that's used to activate Windows and helps verify that Windows hasn't been used on more PCs than the Microsoft Software License Terms allow. Windows 11 and Windows 10: In most cases, Windows 11 and Windows 10 activates automatically using a digital license and doesn’t require you to enter a product key.
Change your app recommendation settings in Windows
Go to Settings > Apps > Apps & features to change whether you're shown app recommendations when trying to install apps from outside the Store.
Getting ready for the Windows 11 upgrade - Microsoft Support
Once the Windows 11 upgrade has been tested and validated for your specific PC, Windows Update will indicate that it's ready for installation. To check if Windows 11 is ready for your device, go to Start > Settings > Update & Security > Windows Update and select Check for updates.