Office または Microsoft 365 を購入したときにプロダクト キーが付属していた場合は、使用している製品に対応する以下の Web サイトのいずれかにプロダクト キーを入力します。

Get troubleshooting tips to fix problems with apps from Microsoft Store.

Важно: Учетные записи Майкрософт, операционная система Windows и другие продукты Майкрософт содержат пароли для защиты вашей информации.В этой статье приведены некоторые параметры, которые можно использовать для ...

If your Surface touchscreen doesn’t work, try these steps first. To try to resolve these issues, you can begin by following the steps below to boot to UEFI and test touch functionality, reinstall the touchscreen driver, check for Windows and Surface updates, or reset Surface.. If that doesn't resolve the issues, you can find more info in Is your touchscreen still not working?.

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Learn how to use Azure Authenticator with Microsoft 365. It makes 2-step verification really easy!

Training: Watch these videos to help your school, work, or organization use Microsoft Teams to video conference, work remotely, and become proficient using Teams.

Training: Watch and learn how to create a PowerPoint presentation, add/format text, and add pictures, shapes, and/or charts.

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。

Summary. This update includes a new user interface (UI) functionality for Windows Update in Windows.