发送电子邮件时，我收到 550、553 或中继禁止的错误 ...
SMTP 服务器必须连接到另一个 SMTP 服务器才能中继邮件。. 发送遇到中继错误的电子邮件时，SMTP (传出) 电子邮件服务器可能会返回电子邮件，其中包含如下错误消息之一：. “邮件无法发送，因为其中一个收件人被服务器拒绝。. 被拒绝的电子邮件地址为“< someone ...
适用于:
Microsoft 365 专属 Outlook, Outlook 2021, Outlook 2019, Outlook 2016, Outlook 2013
Office 中未经授权产品和激活错误 - Microsoft 支持
如果 Office 激活失败，Office 应用的标题栏中将显示“ 未经授权产品 ”或“ 非商业用途/ 未经授权产品 ”，且大多数 Office 功能将被禁用。. 要恢复所有 Office 功能，将需要解决造成激活失败的问题。. 步骤 1：使用正确帐户登录到 Office. 如果 Office 要求你登录，请 ...
适用于:
Microsoft 365 专属 Excel, Microsoft 365 专属 Word, Microsoft 365 专属 Outlook, Microsoft 365 专属 PowerPoint, Microsoft 365 专属 Access, OneNote for Microsoft 365, Project Online 桌面客户端, Microsoft 365 专属 Publisher, Visio 计划 2, Excel 2021, Word 2021, Outlook 2021, PowerPoint 2021, Access 2021, Project 专业版 2021, Project Standard 2021, Publisher 2021, Visio Professional 2021, Visio Standard 2021, Office 2021, OneNote 2021, Excel 2019, Word 2019, Outlook 2019, PowerPoint 2019, Access 2019, Project Professional 2019, Project Standard 2019, Publisher 2019, Visio Professional 2019, Visio Standard 2019, Office 2019, Excel 2016, Word 2016, Outlook 2016, PowerPoint 2016, Access 2016, OneNote 2016, Project 专业版 2016, Project Standard 2016, Publisher 2016, Visio 专业版 2016, Visio 标准版 2016, Office 2016, Microsoft 365 家庭版, Office 商业版, Office 365 小型企业版, Microsoft 365 管理员, InfoPath 2013, Office.com
使用 Windows 恶意软件删除工具 (KB890830) 移除特定的 ...
严格地讲，该工具是感染后的删除工具。 因此，强烈建议你安装并使用最新的防病毒产品。 MSRT 与防病毒产品的不同之处主要是在以下三个方面： 该工具从已经受感染的计算机中删除恶意软件。 防病毒产品能够阻止恶意软件在计算机上运行。
有关安装和更新 Microsoft Edge 的疑难解答建议 - Microsoft 支持
有关安装和更新 Microsoft Edge 的疑难解答建议. 如果在下载、安装或更新 新版 Microsoft Edge 时遇到问题，可以尝试以下方法。. 提示按顺序列出，因此请从第一个开始，查看它是否有帮助，如果没有帮助，则继续下一个提示。. 1. 检查操作系统. Microsoft Edge 目前适用 ...
How to use the PC Health Check app - Microsoft Support
How to open PC Health Check. In Windows, use Search on the taskbar to search for “PC Health Check,” then select it from the list of results. If a PC Health Check update is available, you can quickly install it for the latest version. If you don't have PC Health Check installed, you can install it by going to https://aka.ms ...
如何登录到 Hotmail - Microsoft 支持
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。 如果无法登录，请单击 此处。 若要获取其他有关 Microsoft 帐户和订阅的帮助，请访问 帐户和 ...
适用于:
Outlook.com
How to sign in to Hotmail - Microsoft Support
Tips: While signing in, select Yes at the "Stay signed in?" prompt if you want to go straight to your mailbox next time (not recommended for shared computers). Alternatively, check the "Don't show this again" box and select No to be prompted for your password each time.. If you can't sign in, or have forgotten your username or password, use our sign-in troubleshooter.
适用于:
Outlook.com
How to sign in to Hotmail - Microsoft Support
Tips: While signing in, select Yes at the "Stay signed in?" prompt if you want to go straight to your mailbox next time (not recommended for shared computers). Alternatively, check the "Don't show this again" box and select No to be prompted for your password each time.. If you can't sign in, or have forgotten your username or password, use our sign-in troubleshooter.
适用于:
Outlook.com
Screen mirroring and projecting to your PC or wireless display
Cast to a Windows PC from another Windows PC. On the PC you'd like to project from, select Start > Settings > System > Projecting to this PC . Under Add the “Wireless Display” optional feature to project to this PC, select Optional features . Next to Add an optional feature, select View features, then enter “wireless display.”.
Create installation media for Windows - Microsoft Support
To create installation media, go to the software download website, where you'll find step-by-step instructions. On that website, you can select a version of Windows and create your own installation media using either a USB flash drive or a DVD. To go directly to one of the versions, select one of these links: Windows 10 (Then select Download now.)