Switching out of S mode in Windows - Microsoft Support
Learn how to switch out of S mode to install apps from outside of the Microsoft Store or to upgrade to Windows 11.
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
Which version of Windows operating system am I running?
Learn how to find which version of Windows operating system your PC is running and device specifications.
Getting ready for the Windows 11 upgrade - Microsoft Support
Learn how to get ready for the Windows 11 upgrade, from making sure your device can run Windows 11 to backing up your files and installing Windows 11.
Uninstall Office from a PC - Microsoft Support
Learn how to uninstall Office from a PC using the Control Panel or with the uninstall support tool.
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
Overview of formulas in Excel - Microsoft Support
Master the art of Excel formulas with our comprehensive guide. Learn how to perform calculations, manipulate cell contents, and test conditions with ease.
Applies To:
Excel for Microsoft 365, Excel 2021, Excel 2019, Excel 2016
How to use multiple monitors in Windows - Microsoft Support
Learn how to connect your Windows PC to external monitors and adjust the display settings.
Windows Update Troubleshooter - Microsoft Support
Learn how to run Windows Update Troubleshooter to resolve errors downloading or installing Windows updates.
Save or forget passwords in Microsoft Edge - Microsoft Support
Use Microsoft Edge settings to save user name and password information and save time when signing in to websites.
Uninstall or remove apps and programs in Windows
There are different ways to remove apps and programs, so if you can't find the one you're looking for, you can try another location. Note that some apps and programs are built into Windows and can't be uninstalled.