Hotmail is now Outlook.com. Learn how to sign in to access your Outlook.com, Hotmail, Live, or MSN email account.

Learn how to manage your Microsoft subscription, including billing, renewal, and cancellation options.

A digital signature attached to an email message offers another layer of security by providing assurance to the recipient that you—not an imposter—signed the contents of the email message.

You can change your Xbox gamertag on the web, your Xbox console, and your Windows device.

Note: In the following example, we're showing how to make changes to a team site using admin permissions.If you don't see Change the look, you might not have permissions to customize the SharePoint site name and description.Contact the site owner either to get permissions to make the changes yourself or to have the changes made for you. For more information, see Managing site permissions.

若要在 Outlook.com 中获取支持，请单击此处或选择菜单栏上的帮助，然后输入查询。 如果自助服务无法解决问题，请向下滚动到“仍需要帮助？”，然后选择“是”。 若要在 Outlook.com 中联系我们，需要登录。

If you think someone might have unauthorized access to your account, we can protect you by signing you out from all of your trusted devices. Within 24 hours, you will be signed out of browsers, apps and anywhere else your account is used to sign in, except an Xbox console.

Important: If you're using Chrome or Edge, the browser may prioritize using a passkey stored on a mobile device over a passkey stored on a security key. Beginning with Windows 11 version 23H2, the operating system prompts you during sign-in. Below More choices, select Security key, then Next. On earlier versions of Windows, the browser may show the QR screen to continue with using a passkey ...

For more info, see View and delete browser history in Microsoft Edge.. How do I turn on personalized web experiences or browsing history sync in Microsoft Edge? To share your browsing history for a personalized web experience, do the following:

Training: With Microsoft Forms, you can create surveys, quizzes, and polls, and easily see results as they come in. When you create a quiz or form, you can invite others to respond to it using any web browser, even on mobile devices. As results are submitted, you can use built-in analytics to evaluate responses. Form data, such as quiz results, can be easily exported to Excel for additional ...