Find your Windows product key - Microsoft Support
Locate your product key for Windows 10 or Windows 11. Depending on how you got your copy of Windows 10 or Windows 11, you'll need either a 25-character product key or a digital license to activate it.
Applies To:
Microsoft account dashboard
I can't sign in to my Microsoft account - Microsoft Support
Learn how to fix problems signing into your Microsoft account. Resolve password verification, locked account, and other Microsoft account login issues.
Applies To:
Outlook 2021, Outlook 2021 for Mac, Outlook 2019, Outlook 2019 for Mac, Outlook 2016, Microsoft 365 for home, Outlook.com, GroupMe, Microsoft account dashboard, Microsoft Teams, Microsoft Teams personal, Microsoft To Do, OneDrive (home or personal), OneDrive for Mac, OneDrive for Windows, Outlook for Android, Outlook for iOS
Download drivers and firmware for Surface - Microsoft Support
Download drivers and firmware for Surface. Windows 11 Windows 10 Surface. Updates keep your Surface performing its best. Along with software updates for Windows 10 or Windows 11, it's important to make hardware updates, also known as updates for drivers and firmware.
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.
All about the Xbox Accessories app | Xbox Support
Xbox Elite Series 2 and Xbox Adaptive controllers. The Xbox Accessories app has even more configurations you can set for the Xbox Elite Series 2 Wireless Controller and the Xbox Adaptive Controller, such as: Remapping bumpers and paddles. Configuring the level of vibration. Adjusting stick sensitivity curves.
How your PC gaming account relates to your Microsoft Store account
The Xbox app on PC relies on two Microsoft accounts: the Microsoft Store account, and the Xbox account (your PC gaming account). The Microsoft Store account provides access to owned games, subscription benefits, and other Xbox app purchases made by that account.
Recovery options in Windows - Microsoft Support
Learn about the recovery options in Windows. Find out how to reset your PC, go back to a previous version of Windows, or use media to reinstall Windows.
Uninstall Office automatically - Microsoft Support
If you need to reinstall Office, select the version you want to install and follow those steps: Microsoft 365, Office 2019, Office 2016, Office 2013, Office 2010, or Office 2007. How to uninstall Office automatically.
Account help
Get help for the account you use with Microsoft. Find how to set up Microsoft account, protect it, and use it to manage your services and subscriptions.
Xbox 游戏常见问题解答 | Xbox Support
我的游戏是一款 Xbox Play Anywhere 游戏。. 这是什么意思？. 购买数字版的 Xbox Play Anywhere 游戏后，可以在 Xbox 和 Windows 上畅玩该游戏。. 只需通过 Xbox 或 Windows 设备上的 Microsoft Store 购买过该游戏一次，它就会显示在游戏库中，无论从何处登录都是如此。. 如果在 Xbox ...