Reinstall Windows - Microsoft Support
Learn how to reinstall Windows on your PC and how activation works after it's installed.
Install Office 2007 - Microsoft Support
Install Office 2007. Insert your Office 2007 CD into the drive. If the setup wizard doesn’t start automatically, navigate to the CD drive and click SETUP.EXE.
Applies To: Office 2007
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.
Get help with Windows activation errors - Microsoft Support
Learn how to troubleshoot Windows activation errors. Browse common activation errors and learn what you can do to fix them.
Repair an Office application - Microsoft Support
The steps to access the repair tool vary depending on your operating system. Right-click the Start button (lower-left corner) and select Apps and Features on the pop-up menu.
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
Use conditional formatting to highlight information in Excel
How to use conditional formatting in Excel to visually explore, analyze, and identify patterns and trends.
Applies To: Excel for Microsoft 365, Excel for the web, Excel 2021, Excel 2019, Excel 2016
Microsoft Traditional Chinese IME - Microsoft Support
Learn how to use Microsoft Traditional Chinese IME with features and shortcuts to type Chinese characters on Windows 10.
Use Microsoft Teams on the web - Microsoft Support
The Microsoft Teams web app works for most desktop browsers, including Chrome, Firefox, and Internet Explorer.
Applies To: Microsoft Teams
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.
Keyboard shortcuts in Windows - Microsoft Support
Learn how to navigate Windows using keyboard shortcuts. Explore a full list of taskbar, command prompt, and general Windows shortcuts.