Learn how to get started with PowerPoint for the web from Office.com and create presentations online.

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。

Explore OneDrive support, help, and learning resources. Learn how to protect your important files, documents, and memories with OneDrive.

Learn how to download, install, and configure additional language packs for your version of Windows.

Learn how to add an app to run automatically at startup. Select the Start button and scroll to find the app you want to run at startup.

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

In Windows 11, apps don't automatically get added to your desktop. Learn how to pin apps to your desktop or taskbar in Windows 11 or Windows 10.

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

Learn how to use Remote Desktop in Windows. On your Windows, Android, or iOS device: Open the Remote Desktop app (available for free from Microsoft Store, Google Play, and the Mac App Store), and add the name of the PC that you want to connect to (from Step 1). Select the remote PC name that you added, and then wait for the connection to complete.

The Program Install and Uninstall troubleshooter helps you automatically repair issues when you're blocked from installing or removing programs.