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.

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.

If you don't recognize a charge on your account, go to the Manage your payments page of your Microsoft account dashboard and select "Investigate". Learn more. Here are the most likely causes for an unrecognized charge: A Microsoft subscription has recurring billing enabled.

You’ll use this new primary alias to send and receive emails, access your Microsoft account information, and appear on devices. To remove the email address or phone number that you no longer want, select the option Remove that’s next to it, and then follow the instructions that are provided.

Change or reset your Windows password. Accessing the account of someone who has died. Learn how to reset or change your Microsoft account password. Get help with a forgotten Microsoft account password.

On your PC, in the Phone Link, select Messages. To start a new conversation, select New message. Enter the name or phone number of a contact. Select the person you want to send a message to. A new message thread opens for you to begin with.

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:

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 ...

The Microsoft Authenticator app helps you sign into your accounts when you're using two-step verification.

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 ...