Download Microsoft Authenticator - Microsoft Support
The Microsoft Authenticator app helps you sign into your accounts when you're using two-step verification.
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
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
Download drivers and firmware for Surface - Microsoft Support
Automatically update Windows 10, Windows 11, and Surface drivers and firmware. After following the preparation steps, see Update Windows to learn how to check for updates and install them. Or select the Check for Windows updates button below to open Windows Update in Settings. Check for Windows updates.
使用 Microsoft Rewards 赢得积分 | Xbox Support
通过将 Microsoft Rewards 应用下载到 Xbox 主机，在玩游戏或购物时关注积分并赢得积分：. 按“Xbox”按钮 打开指南，然后转到“Microsoft Store”。. 选择“搜索”，然后在搜索框中输入“Microsoft Rewards”。. 从结果中选择 Microsoft Rewards 应用，然后将其下载到主机。. 还 ...
Avoid and report Microsoft technical support scams
Report a scam. If you feel like you’ve been the target of a technical support scam, you can help Microsoft stop cybercriminals by reporting it. Learn more about avoiding technical support scams.
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.
Xbox 游戏常见问题解答 | Xbox Support
如何了解游戏是否能在 Windows 设备上玩. 如果使用的是 Windows N 版本，则可能需要下载其他软件。. 这些软件可以免费下载。. 要执行该操作，请参阅：. Windows N 版本的媒体功能包列表. 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 ...
View display settings in Windows - Microsoft Support
Windows 11 Windows 10. Most of the advanced display settings from previous versions of Windows are now available on the Display settings page. Select Start > Settings > System > Display. If you want to change the size of your text and apps, choose an option from the drop-down menu next to Scale.
你尝试在 Xbox One 或 Windows 10 设备上安装某游戏时，出现 0x80073CF3 错误
了解如果尝试在 Xbox One 或 Windows 10 设备上安装某游戏时出现 0x80073CF3 错误该如何操作。.