A Microsoft account is a personal account required for access to Microsoft’s products and services.

Some extensions change browser settings like your default search engine, new tab page, and other types of site data. To prevent extensions from changing the preferences you set up when you installed Microsoft Edge , the browser automatically turns off extensions that might change your preferred settings.. You can change settings for your extensions at any time.

With External Access for Teams, you can add or invite anyone outside of your Teams org who uses Teams, Teams for personal use, Skype (for consumers), and Skype for Business to a one-to-one chat.

If you're having trouble detaching or attaching your Surface Book keyboard, here are some steps to try to get things working again.

Find out how to submit a case review and learn more about your Xbox enforcements.

Find out how to submit a request for a refund for a purchase of digital Xbox content.

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

通常とは異なるアクティビティについてのメールを受け取った場合、Microsoft アカウントの最近のサインイン アクティビティを確認します。

Learn how reserved storage works in Windows to conserve disk space for temporary files, caches, and other files.

Try these steps if you’re having trouble buying apps, games, or downloads from the Microsoft Store.