初めて Microsoft 365 をインストールする Office Premium、Office 2021、Office 2019、Office 2016、または Office 2013 などの一部の製品はプレインストールされ、プロダクト キーが含まれます。

Follow these steps to temporarily turn off Defender antivirus protection in Windows Security. Keep in mind that if you do, your device may be vulnerable to threats.

Learn how to use and install mobile apps on your Windows 11 PC with the Windows Subsystem for Android™.

Get to know your way around Windows 11, from where to search to how to stay organized. Watch the video and read tips about new features.

Learn how to install a scanner and use it to scan pictures and documents in Windows 10.

Learn how to install Office 2013 on your PC or Office for Mac 2011.

Microsoft 365 provides powerful tools to help organize you and your family's lives. Empower you and your family through the Microsoft 365 Family subscription and learn how to create family calendars, share notes with a family notebook on OneDrive, and connect with your family on Microsoft Teams.

Get info on how to find your IP address in Windows. Communities help you ask and answer questions, give feedback, and hear from experts with rich knowledge.

Learn how to run a disk cleanup in Windows including deleting temporary and system files to free up disk space.

Microsoft Edge 允许阻止来自特定网站的 Cookie，但这样做可能会阻止某些页面正确显示，或者你可能会从某个站点收到一条消息，告知你需要允许 Cookie 查看该网站。