If you can't sign into your Microsoft account, use our guided tool below to help you find the correct solution. Use your Microsoft account to sign in to Microsoft services like Windows, Microsoft 365, OneDrive, Skype, Outlook, and Xbox Live.

Add, remove or update an email address or phone number. If you want to make changes to the email addresses or phone numbers associated with your Microsoft account, use our guided support tool below to help you update the right information in the right way.

Microsoft 365 Customer Service and Support. The type of support Microsoft provides for consumers depends on the product you're calling about and if you have a product for home or for business use. It can also depend on if you want help for an issue with a service like OneDrive or Outlook.com, or help with Windows, but you don't have an existing ...

Use the Microsoft Authenticator app to sign in securely without a password. Learn why you received a notification about unusual activity in your account and what to do next.

Learn how to update drivers in Windows using Device Manager to update or reinstall a driver.

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

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. Get help.

Sign in to your Microsoft account with Windows Hello or a security key. When you can't sign in to your Microsoft account. Passwordless sign-in for work or school accounts. Learn how to remove passwords from your Microsoft account to increase security.

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。.

要登录 MSN，只需选择页面右上角的 登录 ，然后输入您的 Microsoft 帐户信息。. 您还可以登录到 MSN 主页上的 Outlook、Office、OneDrive 或其他 Microsoft 服务来登录 MSN。. 要注销，只需在页面右上角选择您的 帐户名称 ，然后选择 注销 。.