Windows 11 をインストールする方法 - Microsoft サポート
[設定] の [Windows Update] ページにアクセスするための推奨オプションなど、Windows 11 をインストールする方法をご覧ください。
Download free, pre-built templates - Microsoft Support
Find and download free templates to create documents like calendars, business cards, letters, greeting cards, brochures, newsletters, or resumes.
Applies To:
Excel for Microsoft 365, Word for Microsoft 365, PowerPoint for Microsoft 365, Access for Microsoft 365, Project Online Desktop Client, Publisher for Microsoft 365, Excel 2021, Word 2021, PowerPoint 2021, Access 2021, Project Professional 2021, Project Standard 2021, Publisher 2021, Excel 2019, Word 2019, PowerPoint 2019, Access 2019, Project Professional 2019, Project Standard 2019, Publisher 2019, Excel 2016, Word 2016, PowerPoint 2016, Access 2016, Project Professional 2016, Project Standard 2016, Publisher 2016, Visio Professional 2016, Visio 2010, InfoPath 2013
Collaborate on Excel workbooks at the same time with co-authoring ...
You can open an Excel workbook and collaborate with others at the same time using co-authoring. This article will explain how.
Applies To:
Excel for Microsoft 365, Excel for Microsoft 365 for Mac, Excel for the web, Excel 2021, Excel 2021 for Mac, Excel 2019, Excel 2016, Excel for iPad, Excel for iPhone, Excel for Android tablets, Excel for Android phones, Excel for Windows Phone 10, Excel Mobile
Use the Office offline installer - Microsoft Support
Use the Office offline installer to install Office 2016 or Office 2013 if you don't have an active Internet connection or you're having problems with slow speed or unreliable connections.
Applies To:
Office 2021, Office 2019, 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, Office 365 Germany - Enterprise, Office 365 Germany - Enterprise admin
Download Internet Explorer 11 (Offline installer) - Microsoft Support
To download the offline installer for Internet Explorer 11, choose your language and system below.
How do I log on as an administrator? - Microsoft Support
Get a brief explanation about logging on as an administrator and making changes to other user accounts on your computer.
Troubleshoot problems updating Windows - Microsoft Support
Learn how to troubleshoot problems updating Windows. Find answers to common questions and issues installing Windows updates.
Install Office updates - Microsoft Support
Learn how to update Microsoft Office on PC and troubleshooting tips for installing Office updates.
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, Excel 2021, Word 2021, Outlook 2021, PowerPoint 2021, Access 2021, Office 2021, OneNote 2021, Excel 2019, Word 2019, Outlook 2019, PowerPoint 2019, Access 2019, Office 2019, Excel 2016, Word 2016, Outlook 2016, PowerPoint 2016, Access 2016, OneNote 2016, Project Professional 2016, Project Standard 2016, Office 2016, Microsoft 365 for home, Office for business, Office 365 Small Business, Microsoft 365 admin, Office 365 operated by 21Vianet, InfoPath 2013, InfoPath Filler 2013
Sign in using Microsoft Authenticator - Microsoft Support
Using Authenticator as a way to sign in. If you have turned on passwordless, two-step, or multi-factor authentication for your account, use the following steps to sign-in:
Windows 10 and Windows 11 in S mode FAQ - Microsoft Support
About Windows 11 in S mode. Windows 11 in S mode is a version of Windows 11 that's streamlined for security and performance, while providing a familiar Windows experience.