使用している Office のバージョンを確認する方法 - Microsoft サポート
使用している Office のバージョンを確認する方法について説明します。 Office アプリの製品名とバージョン番号を見つけます。
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, Publisher for Microsoft 365, Visio Plan 2, Excel for Microsoft 365 for Mac, Word for Microsoft 365 for Mac, Outlook for Microsoft 365 for Mac, OneNote for Microsoft 365 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, Office 2021, OneNote 2021, 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, Office 2019, Excel 2019 for Mac, Word 2019 for Mac, Outlook 2019 for Mac, PowerPoint 2019 for Mac, OneNote 2019 for Mac, Office 2019 for Mac, Excel 2016, Word 2016, PowerPoint 2016, Access 2016, OneNote 2016, Project Professional 2016, Project Standard 2016, Publisher 2016, Visio Professional 2016, Visio Standard 2016, Office 2016, OneNote for Mac, Microsoft 365 for home, Office for business, Office 365 Small Business, Microsoft 365 admin, Office 365 operated by 21Vianet, Office 365 operated by 21Vianet - Small Business Admin, Office 365 operated by 21Vianet - Admin, Project Online, InfoPath 2013
Verwenden der Taskleiste in Windows 11 - Microsoft-Support
Erfahren Sie, wie Sie die Taskleistenfeatures in Windows 11. Blenden Sie die Taskleiste aus, heften Sie eine App an, ändern Sie den Standort und vieles mehr mit Taskleisteneinstellungen.
Turn Bluetooth on or off in Windows - Microsoft Support
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.
Outlook for Windows にメール アカウントを追加する - Microsoft サポート
Microsoft 365、POP、IMAP、または Microsoft Exchange ベースのメール アカウントを利用できるように Outlook を設定する方法について説明します。
Applies To:
Outlook for Microsoft 365, Outlook 2021, Outlook 2019, Outlook 2016, Office for business, Microsoft 365 admin, New Outlook for Windows
Microsoft Defender の使用を開始する - Microsoft サポート
Windows、Mac、Android、iOS などの個人用デバイスで新しいMicrosoft Defenderの使用を開始する方法について説明します。
Applies To:
Microsoft Defender on Android, Microsoft Defender on iOS, Microsoft Defender on Mac, Microsoft Defender on Windows, Microsoft Defender Online
KB5003791: Update to Windows 10, version 21H2 by using an enablement ...
Summary. Windows 10, versions 2004, 20H2, 21H1, and 21H2 share a common core operating system with an identical set of system files. Therefore, the new features in Windows 10, version 21H2 are included in the latest monthly quality update for Windows 10, version 2004, 20H2, and 21H1, but are in an inactive and dormant state.
Get updates for apps and games in Microsoft Store
Learn how to get Microsoft Store updates for your apps and games. Download the latest versions of Microsoft Store apps and games.
Your CD or DVD drive is not recognized by Windows or other programs
This article describes a problem with CD or DVD drives not work, or is missing, or not recognized after installing or uninstalling programs.
Defragment your Windows 10 PC - Microsoft Support
Defragment your Windows 10 PC. Optimizing your drives can help your PC run smoother and boot up faster.
Get started with Microsoft Teams - Microsoft Support
Learn how to use Microsoft Teams, a collaboration app built for hybrid work, to stay informed, organized, and connected.
Applies To:
Microsoft Teams