Windows の Bluetooth の問題をトラブルシューティングする方法について説明します。 Bluetooth デバイスまたはアクセサリの接続に関する問題を解決します。

Learn more about updates for Windows 10 version 1903, including improvement and fixes, any known issues, and how to get the update.

Find Microsoft Excel help and learning resources. Explore how-to articles, guides, training videos, and tips to efficiently use Excel.

Microsoft Loop is a transformative co-creation experience that brings together teams, content and tasks across your tools and devices. Loop combines a powerful and flexible canvas with portable components that move freely and stay in sync across applications — enabling teams to think, plan, and create together.

If you trust a file, file type, folder, or a process that Windows Security has detected as malicious, you can stop Windows Security from alerting you or blocking the program by adding the file to the exclusions list.

There are a few common scenarios in which Windows running on a PC might be discovered to be non-genuine during validation. Repairs. If your PC has been repaired, you might start to see messages on your desktop that Windows isn't genuine.

This article explains how to renew your Microsoft 365 subscription for personal or family use and what you can do after you renew.It also provides detailed troubleshooting help.. If you need help managing your payment, see Add, update, or remove credit cards and other ways to pay.. If you want to check prices before you renew, see Choose the right Microsoft 365 for you.

Microsoft アカウントで通常とは異なるアクティビティに関するメールを受け取った場合、または他のユーザーがアカウントを使用している可能性が心配な場合は、[最近のアクティビティ] ページに移動します。過去 30 日間に Microsoft アカウントにサインインしたすべての日時と共に、デバイス ...

Remarques : Si vous connaissez votre mot de passe, mais que vous souhaitez simplement le modifier, accédez à account.microsoft.com’onglet Sécurité, puis sélectionnez Modifier mon mot de passe.. Si vous connaissez votre nom d’utilisateur et votre mot de passe, mais qu’ils ont cessé de fonctionner, lisez Mon nom d’utilisateur et mon mot de passe ont cessé de fonctionner.

Add-ins provide optional commands and features for Microsoft Excel. By default, add-ins are not immediately available in Excel, so you must first install and (in some cases) activate these add-ins so that you can use them. Some add-ins are built in to Excel, such as Solver and the Analysis ToolPak. Some other add-ins are available from the Download Center, and must first be downloaded and ...