Manually download a language for Cortana speech. Go back to Settings > Time & language > Language, select your new language, and then use the up-arrow button to move it to the top of the list and make it the default.

Learn how to change the IP address or DNS settings for Windows PCs on your network.

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

To play a recorded meeting in Microsoft Teams, go to the chat history of the meeting and click Play.

Create a simple formula to multiply and divide in an Excel spreadsheet. You can multiply two or more numbers in one cell or multiply and divide numbers using cell references. All formulas in Excel begin with an equal sign (=).

Microsoft アカウントにサインインするためのエイリアスを使用した Microsoft アカウントのメール アドレスまたは電話番号を変更する方法について説明します。

即使已开启其他防火墙，开启 Microsoft Defender 防火墙也很重要。 它保护你免遭未经授权的访问。 若要打开或关闭 Microsoft Defender 防火墙，请执行以下操作：

Select the History tab, and choose how you want to view your history by selecting a filter from the menu.To delete specific sites, right-click a site from any of these lists and then select Delete.Or, return to a page by selecting any site in the list.

Learn how to find out the size of your mailbox and its folders and how to compact Outlook Data Files (.pst and .ost), which might help improve performance.

Microsoft Edge から拡張機能を削除する. 拡張機能を削除するには、次のいずれかの方法を選択します。 Microsoft Edge で、削除する拡張機能のアイコンを長押し (または右クリック) します (ブラウザーのアドレス バーの右側)。