Learn about what effect closing a Microsoft account might have on your other apps and services.

How to use the SUMIF function in Excel to add the values in a range that meet criteria that you specify.

Learn how to run a disk cleanup in Windows including deleting temporary and system files to free up disk space.

Learn how to connect a Bluetooth device in Windows and adjust Bluetooth pairing settings.

Get the latest update for Windows 10. Windows 10 automatically downloads and installs updates to make sure your device is secure and up to date.

Learn how to upgrade from Windows 10 Home to Windows 10 Pro or Windows 11 Home to Windows 11 Pro, including how to use a valid product key or the Microsoft Store.

If you’ve forgotten your Microsoft account password, learn how to do a password reset online or by using your Xbox console.

Microsoft サポートは、Microsoft 製品を支援するためにここにあります。 Microsoft Copilot、Microsoft 365、Windows、Surface などのハウツー記事、ビデオ、トレーニングを検索します。

Learn how to use Clipchamp to create, edit, and share your own custom videos.

Use Outlook in the new Microsoft Edge. In Microsoft Edge, sign in to your Outlook on the web or Outlook.com account.