Get security info and tips about threat prevention, detection, and troubleshooting. Including tech support scams, phishing, and malware.

Need help with an Xbox console, an Xbox game, or Xbox network? Find out how to get in touch with us.

Learn how to deal with phishing or spoofing scams or abusive messages in Outlook.com.

Microsoft アカウントは 、個人 向けであり、Outlook.com、Xbox、Skype などのサービスにアクセスするためのものです。 Microsoft 職場および学校アカウントは、ビジネス向け Microsoft 365 を使用する 組織 向けです。. アカウントの種類を選択するか、 違いの詳細を確認してください。

Microsoft アカウントパスワードをリセットまたは変更する方法について説明します。 忘れた Microsoft アカウントのパスワードに関するヘルプを表示します。

Learn how to view, manage, and delete cookies in Microsoft Edge.

Learn how to manage the payment information and billing for your Microsoft 365 subscription.

Want to add a padlock to your email messages? You can use S/MIME in Outlook on the web to increase the security of messages. A digitally encrypted message can only be opened by recipients who have the correct key.

If you’re having problems sharing by using nearby sharing, here are some things to try to get things working. For more info about nearby sharing and how to use it, see Share things with nearby devices in Windows.

This page includes accessibility help articles for people who use Windows voice access to control their PC and author text using their voice.