Learn how to manage the online safety and privacy settings on the Xbox console for you and every member of your family group.

Learn how to use Microsoft Copilot, your AI companion for everyday life.

使用 Authenticator 作为登录的一种方式 如果已为帐户启用无密码、双重或多重身份验证，请使用以下步骤登录： 转到要登录的网站。 在登录提示符下输入用户名，然后选择“ 下一步 ”。 选择“ 发送通知 ”。

Ensure your security from spam, phishing, or impersonation attempts from external chats in Microsoft Teams.

When you share copies of Microsoft 365 document files with clients or colleagues, it's a good idea to review the document for hidden data or personal information and remove it.

Using Authenticator as a way to sign in If you have turned on passwordless, two-step, or multi-factor authentication for your account, use the following steps to sign-in: Go to the site where you want to sign in. Enter your username at the sign-in prompt and select Next. Select Send notification.

Tip: If you have the OneDrive desktop app, you don't need to download a copy—you already have your OneDrive files on your computer. Any changes you make to the files in the OneDrive folder on your computer will automatically sync the next time you connect to the Internet.

Updates to the default screen and sleep settings now help you use energy more efficiently and extend battery life. You can find efficiency settings in Windows 11 at Settings > System > Power & battery . For a guided walkthrough of how each of the power and battery settings can improve your device's performance, click the button to open the Get Help app: Guided walkthrough in Get Help Key ...

Learn how to troubleshoot Windows sign in issues, including problems signing in to your Windows device after upgrading.

Select the Start button, then Power > Restart. Go to Start , select the Power button, and then select Restart .