Get help for the account you use with Microsoft. Find how to set up Microsoft account, protect it, and use it to manage your services and subscriptions.

Learn how to use Xbox cloud gaming on various devices including Android, iOS, and Windows with this comprehensive guide.

マルウェアを削除しようとしている場合は、「Windows セキュリティで保護された状態を維持する」を参照して、スキャンを実行する方法を確認してください。 別のウイルス対策ソフトウェア プログラムを使用している場合は、そのプログラムのウイルス対策オプションを確認してください。

Learn how to manage background activity for apps to help save battery power in Windows.

Get help and support for Microsoft Edge. Find Microsoft Edge support content, how-to articles, tutorials, and more.

Training: Sync files in Microsoft 365 or SharePoint document libraries so they’re always available on your computer even when you’re offline.

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

Find help and how-to articles for Windows operating systems. Get support for Windows and learn about installation, updates, privacy, security and more.

Alternatively, you can install any website by going to the top corner of the browser and select Settings and more … > Apps > Install this site as an app.

Find out how to manage your Xbox subscriptions to request a refund or cancel a recurring payment.