Support for Office 2021 will end on October 13, 2026. Learn more about your options for Office.

Check Xbox services, games, and apps for service outages or functionality issues.

Hotmail is now Outlook.com. Learn how to sign in to access your Outlook.com, Hotmail, Live, or MSN email account.

Find out how to install the latest driver for your printer. If you recently upgraded Windows, your printer driver might need to be reinstalled.

Windows 11 Windows 10 In this article: Adjust display brightness Night light Color profile management Use HDR Adjust display brightness Managing your display brightness can significantly enhance your viewing experience and help conserve battery life. You can adjust the brightness manually or let your PC handle it automatically based on lighting conditions or content.

Learn how to activate Windows using a product key or digital license, check your activation status, and link your Microsoft account.

Microsoft Teams のチャットやチャネルの会話の中でファイルの共有、送信、添付を行うには、 [作成] ボックスの下の [ファイルの選択] をクリックします。 ファイルを共有すると、さまざまな場所に共有対象の複数のコピーを作成するのではなく、そのファイルのリンクを取得できます。

Note Microsoft is updating the way we ask for permission to use your voice data to improve Microsoft products that use our speech recognition technology. This may impact the data you see on your privacy dashboard. To learn more about these changes, see How does Microsoft protect my privacy while improving its speech recognition technology?

Learn how to troubleshoot problems updating Windows. Find answers to common questions and issues installing Windows updates.