デバイスで Windows 11 を実行できることの確認から、ファイルのバックアップと Windows 11 のインストールまで、Windows 11 アップグレードの準備の方法について説明します。

Support for home products. Depending on your product and if it's still in support, Microsoft support experts are available to help you with a broad selection of support options and able to address product and service challenges for a more personalized experience. Chat or receive a call back from a technical support expert: If you have a Microsoft 365 Basic, Microsoft 365 Personal, or Microsoft ...

To download the offline installer for Internet Explorer 11, choose your language and system below.

This troubleshooter assists customers whose machines are not yet updated to the latest release, Windows 10 Version 1607. This update will initially be released only to a small set of targeted customers. This set will expand over time. Windows users can start the assistant from this article.

Here's how to turn Bluetooth on or off in Windows 11: Do one of the following: On the taskbar, select the Network icon. Select the Bluetooth quick setting to turn it On or Off.

Excel の表に基づいたドロップダウン リストを編集する. ソースの一覧を Excel の表として設定する場合、一覧からアイテムを追加または削除するだけで、自動的に関連するドロップダウンが更新されます。. 項目を追加する場合は、一覧の最後に移動して、新しい項目を入力します。

Learn how to manage extensions in Microsoft Edge, including adding, disabling, or removing them as needed.

使用 vlookup、hlookup 和其他函数（如 index 和 match）根据您输入的值搜索和查找数据。 本文将让您快速回顾 vlookup，然后链接到更多内容。

Create an ISO file for Windows 10. Unlike in previous versions of Windows, you’ll need to use the media creation tool to create an ISO file to install Windows 10.

Learn how to use drag and drop to transfer content between your Android device and PC.