First time, infrequent senders, or senders marked [External] - While it's not unusual to receive an email or Teams message from someone for the first time, especially if they are outside your organization, this can be a sign of phishing.Slow down and take extra care at these times. When you get an email or a Teams message from somebody you don't recognize, or that Outlook or Teams identifies ...

There are some common two-step verification problems that seem to happen more frequently than any of us would like. We've put together this article to describe fixes for the most common problems.

某些帐户是使用当前日期而不是出生日期创建的 - 这出人意料地很常见，我们正在努力防止帐户创建错误。 如果你是成年人，但帐户的出生日期不正确，则需要像更改孩子一样更改帐户信息。

Creating an online account usually involves entering your information into a form containing multiple fields, such as name, email address, date of birth, password, and more.

使用文件共享、云服务或其他解决方案发送大型文件，以便在 Outlook 中解决文件大小限制。

如果无法更改密码. 如果无法以这种方式更改密码，请参阅重置 Microsoft 帐户密码。. 需要更多帮助吗？ 请联系支持人员. 有关技术支持，请转到联系Microsoft 支持，输入问题并选择“获取帮助”。 如果仍然需要帮助，请选择“联系支持人员”以转至最佳支持选项。

如果选择 " 使用 Internet 激活" 选项，激活向导将通过您的 Internet 连接自动与 Microsoft 授权服务器联系。如果您使用的是以前未使用过的有效产品密钥，则您的产品将立即激活。 如果选择 " 使用电话激活" 选项，请拨打 "激活向导" 中提供的电话号码，然后键入客户服务代理提供的确认号码。

Digital goods like apps, games, add-on content, subscriptions, movies, TV shows, and books aren't returnable unless the offer for applicable law states that you're eligible for a refund.

We would like to show you a description here but the site won’t allow us.

转到“付款和账单”，并选择“支付选项”。可以在此处添加或编辑付款方式。 在“付款方式”下面，可以“添加新的付款方式”、“查看或编辑信用卡”，或“删除信用卡”。 输入更新的信息，然后选择“保存”。