Learn how to back up apps, settings, files, photos, and Microsoft Edge favorites and preferences on your Windows PC.

Learn how to install the latest version of DirectX to enable games and multimedia applications on your system.

The new Outlook for Windows brings the latest features, intelligent assisted capabilities and a new modern and simplified design to your Outlook app.

Hotmail が Outlook.com になりました。 サインインして、Outlook.com、Hotmail、Live、または MSN メール アカウントにアクセスする方法について説明します。

Xbox Game Pass Ultimate includes all Game Pass benefits, including more than 100 high-quality console and PC games. New games are added all the time, so there’s always something new to play.

There are two ways to open Registry Editor in Windows 10: In the search box on the taskbar, type regedit, then select Registry Editor (Desktop app) from the results.

To use voice typing, you'll need to be connected to the internet, have a working microphone, and have your cursor in a text box. Once you turn on voice typing, it will start listening automatically.

修复 Windows 中的声音或音频问题; 设置 Microsoft 新式无线耳机; 在 Microsoft Teams 中使用 Microsoft 新式无线耳机; 在 Microsoft Teams 中使用 Microsoft 新式 USB-C 耳机

Get help with signing in, changing passwords, creating and sending mail, deleting mail, creating folders, and more in Outlook on the web.

Learn how to use antivirus protection in Windows Security to protect your Windows PC against malware, viruses, and other threats.