Create a PivotTable to analyze worksheet data - Microsoft Support
How to use a PivotTable in Excel to calculate, summarize, and analyze your worksheet data to see hidden patterns and trends.
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 2019 for Mac, Excel 2016
Fix problems that block programs from being installed or removed ...
The Program Install and Uninstall troubleshooter helps you automatically repair issues when you're blocked from installing or removing programs.
Find your Wi-Fi network password in Windows - Microsoft Support
Find your Wi-Fi network password in Windows, so you can connect to your Wi-Fi network on other devices.
KB5005463—PC Health Check Application - Microsoft Support
Learn how to download, install, and use the PC Health Check app to check your device's compatibility with Windows 11 and get tips to improve its performance.
How to sign in to a Microsoft account - Microsoft Support
Use your Microsoft account to sign in to Microsoft services like Windows, Microsoft 365, OneDrive, Skype, Outlook, and Xbox Live.
Applies To:
Microsoft 365 for home, Outlook.com, Microsoft 365 for Mac, Microsoft 365 for Windows, Microsoft account dashboard, Microsoft Edge, Microsoft Teams, OneDrive (home or personal), OneDrive for Mac, OneDrive for Windows
Open Device Manager - Microsoft Support
Open Device Manager. By pressing submit, your feedback will be used to improve Microsoft products and services.
PC 正常性チェック アプリの使用方法 - Microsoft サポート
PC 正常性チェック アプリは、お使いの Windows デバイスの正常性に関する最新の情報を提供して、デバイスのパフォーマンス向上のための対処や、パフォーマンス問題のトラブルシューティングに役立ちます。
Activate Office - Microsoft Support
Learn how to activate Office pre-installed on new Windows 10 PCs or with a new product key.
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 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 Standard 2019, Publisher 2019, Visio Professional 2019, Visio Standard 2019, Office 2019, Excel 2016, Word 2016, Outlook 2016, PowerPoint 2016, Access 2016, OneNote 2016, Publisher 2016, Office 2016, Microsoft 365 for home, Office for business, Microsoft 365 admin, Project for Office 365
Device protection in Windows Security - Microsoft Support
Learn how to access Windows device security settings in Windows Security to help protect your device from malicious software.
Create a simple formula in Excel - Microsoft Support
How to create simple formulas in Excel using AutoSum and the SUM function, along with the add, subtract, multiply, or divide values in your worksheet.
Applies To:
Excel for Microsoft 365, Excel for Microsoft 365 for Mac, Excel 2021, Excel 2021 for Mac, Excel 2019, Excel 2019 for Mac, Excel 2016