If you can't sign in to your Outlook.com, Hotmail, Live, or MSN email account, or you're not sure how to sign in or sign out, here are some solutions.

Go to the Microsoft account sign-in page at https://account.microsoft.com and enter your email address. If you see a message that says "We couldn't find an account with that username." or "That Microsoft account doesn't exist", then the address you entered is not a Microsoft account. If you believe it should be:

If you get an email about unusual activity on your Microsoft account, or if you’re worried that someone else might have used your account, go to the Recent activity page. You’ll see when your Microsoft account was signed in during the last 30 days, along with any device or app-specific info.

Get help and training for Office products, such as Word, Excel, PowerPoint, and Outlook. Learn tips and tricks, troubleshoot issues, and access online resources.

Learn how to manage your Microsoft account and profile settings, such as changing your password, security info, email preferences, and more.

获取 Android 版 Skype 的 Skype 其他 支持，不论身在何处，都能与朋友和家人保持联系。

Sign in to SharePoint. SharePoint is a browser-based app that you connect to through your web browser, like so: Go to office.com, and sign in to your work or school account. In the upper left corner of the window, select the app launcher > All apps > SharePoint. Tip: If you don't see the SharePoint app under All apps, use the Search box near ...

Use the Contact Suggestions List and Recent People suggestions for new Outlook. As you begin to type a name in a To, Cc, or Bcc box, the Contact Suggestions List shows up to five matching names or addresses. If you type a " b " character in one of the recipient fields, for example, the list presents suggested matches.

When you install the web version of Outlook as a progressive web app, you can do things like pin and launch the web version of Outlook from your computer's home screen or task bar and access your account while you're offline.

如果你是 Xbox Game Pass Ultimate 或 PC Game Pass 会员，则需要关联你的 Xbox 和 EA 帐户，并确保已安装了 EA 应用（Beta 版本），才能在电脑上享受 EA Play 游戏。. 如果还没有执行以上两步操作，则 Windows 版 Xbox 应用将会指导你完成设置过程。. 如果你已在 Xbox 主机上玩过 ...