You can insert a drop-down list of valid entries (also called a drop-down menu or drop-down box) in Excel to make data entry easier, or to limit entries to certain items that you define.

If your purchase of Office or Microsoft 365 came with a product key, you enter your product key on one of the websites listed below for your product.

デバイスに対する管理者特権がない場合はどうなりますか? 新しい Microsoft Edge に完全にアップグレードするには、管理者アカウントを使用してデバイスにサインインする必要があります。

Troubleshoot problems you might be having with your mouse or keyboard, or other wireless device in Windows.

Use Microsoft Teams (work or school) for a Microsoft work or school account or a guest account in Windows 11. Also, find out which version of Teams you’re using.

Windows で Bluetooth デバイスを接続し、Bluetooth ペアリング設定を調整する方法について説明します。

Windows 10とWindows 11でエクスプローラーを検索して開き、ファイルとフォルダーをピン留めして削除することでクイック アクセスをカスタマイズします。

Find help and support content for Microsoft Phone Link. Learn time-saving tips and explore how you can use Phone Link to stay productive.

With the Phone Link app on your PC, you can open and use apps from your Android device.

Many users find that using an external keyboard with keyboard shortcuts for Excel helps them work more efficiently. For users with mobility or vision disabilities, keyboard shortcuts can be easier than using the touchscreen and are an essential alternative to using a mouse.