Windows 10 support ends on October 14, 2025. Upgrade to Windows 11 now to ensure continued security and feature updates. Learn more about the transition.

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。

Individuals with cognitive disabilities can often benefit from specific features to make their gaming experience more accessible. Learn more here.

The Microsoft Authenticator app helps you sign into your accounts when you're using two-step verification.

File information A list of the files that are included in this update are provided in a CSV (Comma delimited) (*.csv) file. The file can be opened in a text editor such as Notepad or in Microsoft Excel. Download the file information for this cumulative update KB5068791 now. Download the file information for the SSU (KB5070248) - version 17763.8020 update now.

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Tablet mode in Windows 10 can be turned on and off from action center. Action center ( or ) can be found next to the time and date on the taskbar. To turn Tablet mode on and off in action center: If the Tablet mode tile isn't in action center even after selecting Expand, follow these steps to add it:

Send an Office document as an email attachment using Outlook.

This article describes the open-source libraries available for Python in Excel and how to import them.

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