Learn how to use Microsoft Edge for mobile devices, sync your browser data, and get answers to common questions.

Summary. This article describes the security and cumulative update for 3.5, 4.8 and 4.8.1 for Windows 10 Version 22H2. Security Improvements

Smart App Control is a feature of Windows 11 that helps to block malicious, untrusted, or potentially unwanted apps from running on your device.

Learn what you can download to personalize and protect your PC with Windows.

获取有关 Windows 安全的帮助; 在 Microsoft Edge 中查看和删除浏览器历史记录; 删除和管理 Cookie; 重新安装 Windows 时安全移除有价值的内容

If your organization uses two-factor verification, you can set up your work or school account to use the Microsoft Authenticator app as one of the verification methods.

Learn how to install Skype for Business on your Windows computer, mobile device, or Macintosh.

To find out if an app or program is installed in Windows 10, select Start > Settings > Apps.

Get help with Skype for Business. Skype for Business 2016 Training. Video: What is Skype for Business? Video: Download and install Skype for Business (video)

How to use cameo in PowerPoint so you can appear inside your presentation.