2026 年 6 月 9 日 — KB5094123 (OS ビルド 17763.8880)
Windows Server 2019 Windows 10、バージョン 1809 適用対象: Windows Server 2019 このセキュリティ更新プログラムには、次の更新プログラムの一部である修正プログラムと品質強化が含まれています。 2026 年 5 月 12 日 — KB5087538 (OS ビルド 17763.8755) 以下は、この更新プログラムをインストールしたときにこの ...
Windows File Recovery | Microsoft Support
Learn how to use Windows File Recovery app to restore or recover lost files that have been deleted and are not in the recycle bin.
XBOX Update Preview Release Notes | XBOX Support
Hey XBOX Insiders! We are releasing a new XBOX Update Preview to the Alpha ring today. Continue reading below to learn all about what's included with this update.
Set up and troubleshoot your Xbox One Stereo Headset and Adapter
Learn how to set up, use, and troubleshoot your Xbox One Stereo Headset and Adaptor.
Sign in to Microsoft 365
Learn how to sign in to Office or Microsoft 365 from a desktop application or your web browser.
Applies To:
Excel for Microsoft 365, Word for Microsoft 365, Outlook for Microsoft 365, PowerPoint for Microsoft 365, Access for Microsoft 365, OneNote for Microsoft 365, Project Online Desktop Client, Publisher for Microsoft 365, Excel for Microsoft 365 for Mac, Word for Microsoft 365 for Mac, Outlook for Microsoft 365 for Mac, PowerPoint for Microsoft 365 for Mac, OneNote for Microsoft 365 for Mac, Excel 2024, Word 2024, Outlook 2024, PowerPoint 2024, Access 2024, OneNote 2024, Project Professional 2024, Project Standard 2024, Visio Professional 2024, Visio Standard 2024, Office 2024, Excel 2024 for Mac, Word 2024 for Mac, Outlook 2024 for Mac, PowerPoint 2024 for Mac, OneNote 2024 for Mac, Office 2024 for Mac, Excel 2021, Word 2021, Outlook 2021, PowerPoint 2021, Access 2021, Project Professional 2021, Project Standard 2021, Publisher 2021, Visio Professional 2021, Visio Standard 2021, Excel 2021 for Mac, Word 2021 for Mac, Outlook 2021 for Mac, PowerPoint 2021 for Mac, OneNote 2021 for Mac, Office 2021 for Mac, Excel 2019, Word 2019, Outlook 2019, PowerPoint 2019, Access 2019, Project Professional 2019, Project Standard 2019, Publisher 2019, Visio Professional 2019, Visio Standard 2019, Excel 2016, Word 2016, Outlook 2016, PowerPoint 2016, Access 2016, OneNote 2016, Project Professional 2016, Project Standard 2016, Publisher 2016, Visio Professional 2016, Visio Standard 2016, OneNote for Mac, Microsoft 365 for home, Office 365 Small Business, Microsoft 365 admin, Project Online, Microsoft 365 for Mac, Project for Office 365
マウスの設定を変更する | Microsoft Support
プライマリ マウス ボタン の横にあるドロップダウン メニューを使用して、 [左] または [右] を選択します。 マウス ポインターの速度を変更する マウス ポインターの速度を変更するには: [> Settings> Bluetooth & デバイス Bluetooth マウス を使用 する] を選択。
2026 年 3 月 26 日 — KB5079391 (OS ビルド 26200.8116 および 26100.8116) プレビュー
注 リリース後に特定されたインストールの問題のため、この更新プログラムは新しいデバイスには提供されなくなりました。 この問題は、 2026 年 3 月 31 日 — KB5086672 (OS ビルド 26200.8117 および 26100.8117) 帯域外 更新プログラムで対処されました。 この新しい更新プログラムには、インストール ...
Troubleshoot problems with Microsoft Authenticator
You can resolve problems with Microsoft Authenticator by checking the tips in this article and reviewing some of the known errors.
Image sizing and scaling in SharePoint modern pages
Modern pages and web parts are designed to be fully responsive across devices, meaning that images used in web parts will scale differently depending on where they're shown, which layout is used, and the device on which they are being viewed. For example, modern pages are designed to look great on mobile devices, and automatic image scaling helps create that attractive experience. What image ...
Customize the Windows Start Menu | Microsoft Support
Learn how to customize the Windows Start menu, pin or unpin apps, adjust the layout, and personalize its appearance to enhance your productivity and user experience.