Data Execution Prevention (DEP) is a technology built into Windows that helps protect you from malicious code launching from areas of memory that have been designated as for data only.

了解如何从 Windows 10 家庭版升级到 Windows 10 专业版或从 Windows 11 家庭版升级到 Windows 11 专业版，包括如何使用有效产品密钥或 Microsoft Store。

If you're having trouble connecting your Gmail account to Outlook or Mail for Windows 10, this might be due to your Gmail settings. Follow the steps below to change your Gmail settings and fix the issue.

Item type. When the aging period starts. E-mail message. The received date/time or when you last changed and saved the message, whichever is later. Marking a message as read or unread is an example of a message change.

在网页上加入 Teams 会议. 没有 Teams 应用？ 你仍然可以加入 Teams 会议。 在电子邮件邀请中，选择“ 立即加入会议”。 还可以使用电子邮件中的拨入号码和会议 ID 进行拨入。

如果使用默认设置打开存储感知，它将在设备磁盘空间不足时运行，并清理不必要的临时文件。 默认情况下，将在一段时间后删除回收站中的内容，但不会触摸“下载”文件夹和 OneDrive (或任何其他云提供商) 中的项目，除非你已将存储感知设置为执行此操作。

Note: If a compatibility issue has been identified on your device that would disrupt your experience using Windows 11, we will temporarily delay your upgrade until the issue is resolved.Compatibility safeguard holds help ensure you have the best experience possible when upgrading and your productivity is not disrupted if critical apps or drivers are not yet compatible.

技术支持欺诈是一个行业范围的问题，欺诈者使用欺骗策略诱骗你使用不必要的技术支持服务。 仅当通过直接联系 Microsoft 支持启动交互时，才允许帮助程序连接到设备。 如果你或你认识的人受到技术支持欺诈的影响，请使用 技术支持欺诈表单 进行报告。

Use the Windows Quick Assist app to get help with a computer problem from family or friends or help them out. Quick Assist uses a remote connection, so remember to only use it with people you trust, since they can see your computer screen or control your PC (if you allow it).

Install the S/MIME control. Get a certificate, sometimes referred to as a key or digital ID. The first step to use S/MIME is to obtain a certificate from your IT administrator or helpdesk.