If the Encrypt contents to secure data check box is selected, you have to have the certificate that was used to encrypt the file or folder to be able to open it. In this situation, you should obtain the certificate from the person who created or encrypted the file or folder, or have that person decrypt the file or folder.

简介. Microsoft Windows Installer 是 Windows 操作系统的一个组件。. Windows Installer 为安装和卸载软件提供标准基础。. 软件制造商可以创建他们的产品安装程序来使用 Windows Installer，以便快捷轻松地进行软件安装、维护和卸载。. Windows Installer 4.5 是随 Windows Vista Service Pack ...

Change the default download folder on your PC. Open Internet Explorer, select the Tools button, and then select View downloads. In the View Downloads dialog box, select Options in the lower-left. Choose a different default download location by selecting Browse and then selecting OK when you're done.

若要检查更新，请选择“ 开始 > 设置 > Windows 更新 ”，然后选择“ 检查更新 ”。. 如果有可用的更新，可以选择安装它们。. 检查更新. 如果在更新设备时遇到问题（包括以前的主要更新出现问题），请参阅 排查更新 Windows 问题 中的常见修补程序。. 如果Windows ...

若要暂时关闭 Windows 安全中心中的实时 Microsoft Defender 防病毒保护，请按照以下步骤操作。. 但请记住，关闭该功能后，你的设备可能易受威胁。. 选择 "开始 "，Windows 安全中心"搜索该应用。. 从搜索结果中 Windows 安全中心 应用，转到" 病毒&威胁防护 "，在" 病毒 ...

Microsoft Edge has features that help you and your content stay safe online. We automatically block websites and content downloads that are reported to be malicious. Microsoft Edge checks the address of the webpage you're visiting against a list of webpage addresses stored on your device that Microsoft believes to be legitimate. Addresses that ...

检查可能阻止 Surface 设备或 Windows 启动或电池无法充电的事项。. 如果电源具有此功能，请确保连接是安全的，并且没有插入电源上的 USB 充电端口。. 如果你看到充电端口、电源接头或电源线有任何损坏，请 与我们联系 。. 当电源接头插入 Surface 时，LED 指示灯 ...

如果你因为收到一条错误消息，指出 PowerPoint 无法读取文件或无法打开演示文稿，则可能是因为 Microsoft 365 出于安全原因阻止了该文件。. 你可以执行以下操作解锁文件以便打开：. 打开 Windows 文件资源管理器（在 Windows 中打开“ 开始 ”，键入“ 文件资源管理器 ...

Personal Vault is a protected area in OneDrive where you can store your most important or sensitive files and photos without sacrificing the convenience of anywhere access.. We guide you through setting up your Personal Vault with a strong authentication method or a second step of identity verification, such as your fingerprint, face, PIN, or a code sent to you via email or SMS.

Microsoft Store 无法打开. Windows 11 Windows 10 Microsoft Store. 如果在启动 Microsoft Store 时遇到问题，可以尝试以下方法：. 重置 Microsoft Store 缓存：按 Windows 徽标键 + R 打开“ 运行 ”对话框，键入 wsreset.exe ，然后选择“ 确定 ”。. 注意: 将打开一个空白的“命令提示符 ...