エクスプローラーを見つけて開く - Microsoft サポート
Windows 10とWindows 11でエクスプローラーを検索して開き、ファイルとフォルダーをピン留めして削除することでクイック アクセスをカスタマイズします。
COUNTIF function - Microsoft Support
How to use the COUNTIF function in Excel to count the number of cells that meet values you set.
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
I can't sign in to my Microsoft account - Microsoft Support
Learn how to fix problems signing into your Microsoft account. Resolve password verification, locked account, and other Microsoft account login issues.
Applies To:
Outlook 2021, Outlook 2021 for Mac, Outlook 2019, Outlook 2019 for Mac, Outlook 2016, Microsoft 365 for home, Outlook.com, GroupMe, Microsoft account dashboard, Microsoft Teams, Microsoft Teams personal, Microsoft To Do, OneDrive (home or personal), OneDrive for Mac, OneDrive for Windows, Outlook for Android, Outlook for iOS
Sign in to SharePoint - Microsoft Support
Training: Get started with SharePoint in Microsoft 365. At office.com, sign in to SharePoint, then select the SharePoint tile.
Applies To:
SharePoint in Microsoft 365
Get help with Outlook.com - Microsoft Support
Get more out of your email with Outlook.com. We've streamlined search to make it easier than ever to find what you're looking for. New features like Files and attachment previews let you see your pictures and files without leaving your inbox.
Applies To:
Outlook.com
Contact - Microsoft Support
Contact Microsoft Support. What's new. Surface Pro; Surface Laptop; Surface Laptop Studio 2
Xbox Support
Xbox Support offers help for Xbox, Game Pass, and billing questions. Get advice and customer service in the Xbox Support community.
激活 Office - Microsoft 支持
如何激活预安装在新 Windows 10 计算机上的 Office 或使用新的产品密钥。
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, Office.com, Project for Office 365
Find where your browser is saving downloads - Microsoft Support
To see where your browser is saving downloads, look in your browser's settings. For example, in the new Microsoft Edge , select Settings and more > Settings > Downloads .The file path for your downloaded files (for example, C:\Users\[your name]\Downloads) is listed under Location.. In Microsoft Edge Legacy , select Settings and more > Settings .
Switch to the new Microsoft Teams - Microsoft Support
In the new Teams, you can switch between apps, respond to chat messages, and join meetings and calls more quickly while using less battery and memory.
Applies To:
Microsoft Teams