Microsoft account. If your account has been hacked, use our sign-in helper tool below to help guide you to the right solutions. The tool will ask for your email address or phone number, and either show appropriate self-help, or offer the chance to talk to an agent.

If you receive a phone call claiming to be from Microsoft, or see a pop-up window on your PC with a fake warning message and a phone number to call and get your “issue” fixed, it’s better to be safe and not click any links or provide any personal information.

If you can't see the desktop and instead see a blue, black, or blank screen, see Troubleshoot blue screen errors or Troubleshoot black or blank screen errors. Check for Windows updates. Learn how to update drivers in Windows using Device Manager to update or reinstall a driver.

你的 Hotmail 或 Outlook.com 密码与你的 Microsoft 帐户密码相同。. 如果可以登录，但 Outlook.com 出现问题，请检查 服务状态 。. 如果状态不是绿色，请等到服务正常运行再重试。. Microsoft 始终保持留意异常的登录活动，以防其他人试图登录到你的帐户。. 如果你正在新 ...

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Looking for help? For help from an agent, follow the Get help link below to chat or request a call—we’ll call you so you don’t have to wait. For even faster help, search for your topic on our site.

Here's an example of how to use VLOOKUP. =VLOOKUP (B2,C2:E7,3,TRUE) In this example, B2 is the first argument —an element of data that the function needs to work. For VLOOKUP, this first argument is the value that you want to find. This argument can be a cell reference, or a fixed value such as "smith" or 21,000.

Hotmail が Outlook.com になりました。. サインインして、Outlook.com、Hotmail、Live、または MSN メール アカウントにアクセスする方法について説明します。.

Hotmail está ahora Outlook.com. Aprenda a iniciar sesión para acceder a su cuenta de correo electrónico de Outlook.com, Hotmail, Live o MSN.

登入 Hotmail 或 Outlook.com. Hotmail 現在為 Outlook.com. 若要登入 Hotmail，您將需要您的 Microsoft 帳戶使用者名稱和密碼。. 提示: 登入時，如果您下次想要直接移至信箱，請在 [保持登入?] 提示中選取 [是] (不建議用於共用電腦)。. 或者，選取 [不要再顯示這個] 方塊，然後 ...