Tip. It's easiest to add a custom domain before you add your users. Otherwise, you'll need to update your users' usernames when you connect your domain.

As a way to sign every time, by using a one-time password code to increase account security. This is called two-step verification or multi-factor authentication.

Get Microsoft billing support. Find help with Microsoft Store purchases, subscriptions, refunds, payment options, and checking your order history.

Learn how to access Microsoft Store on Windows by selecting the icon on the taskbar or using the search box.

检查你的版本. DirectX 是许多 Windows 游戏都需要的一种多媒体技术套件。 如果你的电脑未安装正确版本的 DirectX（产品包装盒上应标有所需的版本），游戏可能无法正常运行。

Connecting to the internet when you’re setting up your Windows 10 or 11 PC ensures you get the latest features and security updates. You’ll need an internet connection to finish setting up a device running Windows 10 Home or Windows 11 Home / Pro.

Notes: You don't need a smartphone to receive a security code. Text messages may come from either "MSFT", a short number, or a mobile number.If you have requested a security code, you can trust the message that arrives.

提示: 可以使用任何电话号码来请求安全代码。. 电话号码不需要与你的帐户关联。. 手机不需要是智能手机，也不需要连接互联网，只需要能够接收短信。. 你可能需要创建新密码。 阅读有关如何创建强密码的提示。. 如果看到“该 Microsoft 帐户不存在”错误消息，请使用 Microsoft 帐户登录帮助程序。

To find downloads on your PC: Select File Explorer from the taskbar, or press the Windows logo key + E.

Important: Regardless of which antivirus app you install, run a full scan on your PC before you change your password. You should also set up your antivirus app to automatically get updates and scan your PC on a regular basis.