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

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.

Windows 10 と Windows 11 でユーザー アカウントを追加する方法について説明します。 アカウントを使用すれば、各ユーザーが個別のファイル、ブラウザーのお気に入り、プライベート デスクトップを持つことができます。

Subscribed. A Subscribed badge means a Microsoft 365 subscription such as Microsoft 365 Family or Personal is already associated with your account and you can access many of your subscription benefits including installing the desktop apps.. Don't already have Microsoft 365, or you're looking for product details and prices? Buy or try Microsoft 365

Learn how to manage extensions in Microsoft Edge, including adding, disabling, or removing them as needed.

Learn why it's important to have a backup, and how Windows Backup can help you keep your files and settings safe.

Training: Watch and learn how to use PowerPoint in Windows. Explore PowerPoint training guides, articles, and how-to videos.

Windows 10 and 11 contain a large set of emojis. To insert one: Put your cursor where you want the emoji.

Learn how to locate and manage your app permissions on Windows devices. Some apps or games need specific permissions to work properly.

Use OneDrive as a cloud backup to share your files and folders with others. Learn how to control permissions, allow editing, or set expiration dates.