Office アプリケーションを修復する - Microsoft サポート
Office のインストールの種類 (クイック実行または MSI ベース) によって異なります。修復を続行するには、次のオプションが表示されます。
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 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, 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 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, Office 2016, 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, InfoPath 2013, Office 365 Germany - Enterprise, Office 365 Germany - Enterprise admin
Give your PC a Fresh Start - Microsoft Support
Fresh Start in Windows 10 lets you perform a clean reinstallation and update of Windows while keeping your personal data and most Windows settings intact.
Add a Gmail account to Outlook for Windows - Microsoft Support
If you need instructions for adding an email account using advanced settings, go to Use advanced setup to add a POP or IMAP email account in Outlook for PC. Outlook won't accept my password. If Outlook won’t accept your password and you know you’re using the right password for your Gmail account, you might have an older version of Outlook that doesn't currently support this faster Gmail ...
Applies To:
Outlook for Microsoft 365, Outlook 2021, Outlook 2019, Outlook 2016, New Outlook for Windows
Encrypt email messages - Microsoft Support
Add additional privacy protection to email messages with encryption.
Applies To:
Outlook for Microsoft 365, Outlook 2021, Outlook 2019, Outlook 2016
回復ドライブを作成する - Microsoft サポート
回復ドライブの作成をお勧めします。 これにより、PC でハードウェア障害などの大きな問題が発生した場合は、回復ドライブを使用してWindows 11を再インストールできます。
Microsoft account security info & verification codes
Find out how to set up and manage your security info and verification codes for your Microsoft account, and troubleshoot common issues.
Applies To:
Microsoft account dashboard
Use Snipping Tool to capture screenshots - Microsoft Support
Learn how to use Snipping Tool to capture a screenshot, or snip, of any object on your screen, and then annotate, save, or share the image.
Desktop Themes - Microsoft Support
Get free Windows themes from Microsoft to personalize background, colors and sounds for your PC.
Office 2019、Office 2016、または Office 2013 をダウンロードしてインストールまたは再インストールする
PC に Office 2013 または Office for Mac 2011 をインストールする方法について説明します。
Applies To:
Office 2019, Office 2016, Office 2016 for Mac, Office 2013
Reset a forgotten Microsoft account password
Learn how to reset or change your Microsoft account password. Get help with a forgotten Microsoft account password.
Applies To:
Microsoft account dashboard