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Microsoft 365 Customer Service and Support - Microsoft Support
Support for home products. Depending on your product and if it's still in support, Microsoft support experts are available to help you with a broad selection of support options and able to address product and service challenges for a more personalized experience. Chat or receive a call back from a technical support expert: If you have a Microsoft 365 Basic, Microsoft 365 Personal, or Microsoft ...
Applies To: Office 2021, Office 2021 for Mac, Office 2019, Office 2019 for Mac, Microsoft 365 for home
Use System Restore - Microsoft Support
Use System Restore. Use System restore to make restore points when you install a new app, driver, or Windows update, and when you create a restore point manually.
Share OneDrive files and folders - Microsoft Support
Use OneDrive as a cloud backup to share your files and folders with others. Learn how to control permissions, allow editing, or set expiration dates.
Applies To: OneDrive for Business, SharePoint Server Subscription Edition, SharePoint Server 2019, SharePoint Server 2016, SharePoint Server 2013 Enterprise, SharePoint in Microsoft 365, Office for business, Microsoft 365 admin, OneDrive (work or school), OneDrive (home or personal), SharePoint in Microsoft 365 Small Business
Common problems with two-step verification for a work or school account ...
This content can help you with your work or school account, which is the account provided to you by your organization (for example, dritan@contoso.com).
Add an email account to Outlook for Windows - Microsoft Support
Learn how to get Outlook set up to work with Microsoft 365, POP, IMAP, or Microsoft Exchange-based email accounts.
Applies To: Outlook for Microsoft 365, Outlook 2021, Outlook 2019, Outlook 2016, Microsoft 365 admin, New Outlook for Windows
Delay or schedule sending email messages in Outlook
Compose a message now, but schedule it to be sent later.
Applies To: Outlook for Microsoft 365, Outlook 2021, Outlook 2019, Outlook 2016, Outlook on the web, Outlook.com, New Outlook for Windows, Outlook on the web for Exchange Server 2016, Outlook on the web for Exchange Server 2019
Fix OneDrive sync problems - Microsoft Support
Learn how to fix common OneDrive personal or OneDrive for Business sync problems.
Applies To: OneDrive for Business, SharePoint Server Subscription Edition, SharePoint Server 2019, SharePoint Server 2016, SharePoint Server 2013 Enterprise, SharePoint in Microsoft 365, Office for business, Office 365 Small Business, Microsoft 365 admin, OneDrive (work or school), OneDrive (home or personal), OneDrive (work or school) operated by 21Vianet, OneDrive for Mac, OneDrive for Windows, SharePoint admin center, SharePoint in Microsoft 365 Small Business
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
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
IF function - Microsoft Support
How to use the IF function in Excel to make logical comparisons between data values.
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