If you don't have another email account that you can access, you can create a temporary outlook.com account for free by selecting Create one at the Microsoft account sign in page. Note: The working email account you provide will only be used to contact you about your account recovery form and won't be used for any other purpose.

If you can't sign into your Microsoft account, most issues can be identified by our sign-in helper tool. Sign-in helper Contact Support For technical support, go to Contact Microsoft Support, enter your problem and select Get Help. If you still need help, select Contact Support to be routed to the best support option.

如何创建或编辑电子邮件的 Outlook 签名。 包括签名、文本、图像、电子商务卡和徽标。 选择“ 设置 ”。 选择 “帐户 > 签名 ”。 如果向新的 Outlook 添加了多个帐户，请选择要向其应用电子邮件签名的帐户。 选择“ 添加签名”，并为其指定不同的名称。 在新名称下方的编辑框中，键入签名，然后 ...

了解如何在 Outlook 2010、Outlook 2013 或 Outlook 2016 for Windows 中恢复已删除的联系人。 也可以从已删除的子文件夹中恢复联系人。

若要将 Outlook 联系人保存到本机通讯簿，请： 首先转到“设备设置”>“联系人”，然后确认“默认帐户”设置为 “iCloud”。 如果没有看到此设置也无需担心，因为仅在向设备添加多个帐户时，此设置才可用。 如果没有连接到设备的帐户，Outlook 联系人将保存在本地，但不会同步到其他设备。 其次 ...

Important: With two-step verification, you always need two forms of identification. This means that if you lose your phone, your password alone won't get you back into your account. For that reason, we strongly recommend you have three different sign-in methods associated with your account.

In the Microsoft 365 admin center, you can manage the payment information and billing for your Microsoft 365 subscription. From here you can review your invoices, add a new payment method, or check your other Microsoft billing information. View a bill or invoice

Learn how to set up your user account for multifactor authentication with Microsoft 365. Once your admin enables your organization, and your account, for multi-factor authentication (MFA) you have to set up your user account to use it. This should only take a minute or so.

Support for Windows 10, Office 2016 and Office 2019 has ended on October 14, 2025. Learn more about your options for Windows 10 or for Office.

创建一组将组电子邮件和会议通知发送到的人员。 这些组也称为通讯组列表。 联系人列表（也称为通讯组）是按一个名称收集的电子邮件地址的分组。 发送到联系人列表的邮件将发送到列表中列出的所有收件人。 可以在邮件、会议请求和其他联系人列表中包括联系人列表。