Office 2021 and Office LTSC for Windows and Mac FAQ
Find answers to frequently asked questions about Office 2021 and Office LTSC for Windows and Mac on the official support page.
Applies To:
Office 2021, Office 2021 for Mac
下载并安装或重新安装 Office 2019、Office 2016 或 Office 2013
了解如何在电脑上安装 Office 2013 或 Office for Mac 2011。
Applies To:
Office 2019, Office 2016, Office 2016 for Mac, Office 2013
Baixe e instale ou reinstale o Microsoft 365 ou o Office 2021 em um ...
Saiba como instalar, reinstalar ou ativar o Microsoft 365 ou o Office 2019 em um PC ou Mac.
Applies To:
Office 2021, Office 2021 for Mac, Office 2019, Office 2019 for Mac, Microsoft 365 for home, Office for business, Office 365 Small Business, Microsoft 365 admin, Office 365 operated by 21Vianet, Office 365 operated by 21Vianet - Admin, Microsoft 365 for Mac, Office 365 Germany - Enterprise, Office 365 Germany - Enterprise admin, Office.com
Fix problems with your PC by using Windows Update
Windows Update can help fix problems with your PC. Fix problems using Windows Update is a recovery tool that can help resolve issues related to updates. Using this tool will reinstall the current version of Windows on your device.
Outlook で Microsoft Cloud にアカウントを同期する
Google、Yahoo、iCloud、IMAP のメール、連絡先、予定表を Microsoft Cloud に同期する方法について説明します。
Applies To:
Outlook 2021 for Mac, Outlook 2019 for Mac, Outlook.com, New Outlook for Windows, Outlook for Android, Outlook for iOS
Pair a Bluetooth device in Windows - Microsoft Support
Learn how to connect a Bluetooth device in Windows and adjust Bluetooth pairing settings.
Fix issues when you can't sync OneNote - Microsoft Support
Follow the recommendations in this article to troubleshoot sync issues in OneNote for Windows and macOS.
Applies To:
OneNote for Microsoft 365, OneNote for Microsoft 365 for Mac, OneNote 2021, OneNote 2021 for Mac, OneNote 2019 for Mac, OneNote 2016, OneNote for Mac
COUNT function - Microsoft Support
How to use the COUNT function in Excel to count the number of cells that contain numbers, and to count numbers within a list of arguments.
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
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 started with Sticky Notes - Microsoft Support
Welcome to Sticky Notes! We're still the best way to write quick notes on your Windows desktop, but now you can also take your sticky notes with you, allowing you to capture, find, and use your notes across apps and your favorite devices.
Applies To:
Sticky Notes