Calculate the difference between two dates - Microsoft Support
How to calculate the number of days, months, or years between two dates using the DATEIF function in Excel.
适用于:
Microsoft 365 专属 Excel, Excel 2021, Excel 2019, Excel 2016
Microsoft Teams でサインイン、サインアップ、サインアウト ...
Microsoft Teams (無料) にサインアップするのに必要なのは Microsoft アカウントのみです。 Skype、OneDrive、Outlook.com、または Xbox Live を使用している場合は、既に Microsoft アカウントをお持ちです。
适用于:
Microsoft Teams, Microsoft Teams 个人版
Insert a table of contents - Microsoft Support
To update your table of contents manually, see Update a table of contents.. If you have missing entries. Missing entries often happen because headings aren't formatted as headings.
适用于:
Microsoft 365 专属 Word, Microsoft 365 Mac 版专属 Word, Word 网页版, Word 2021, Word 2021 for Mac, Word 2019, Word 2019 for Mac, Word 2016
Change the capitalization or case of text - Microsoft Support
Change the capitalization of text to lowercase, UPPERCASE, Capitalize First Word, or Sentence case in your documents.
适用于:
Microsoft 365 专属 Word, Microsoft 365 专属 PowerPoint, Microsoft 365 Mac 版专属 Word, Microsoft 365 Mac 版专属 PowerPoint, Word 网页版, PowerPoint 网页版, Word 2021, PowerPoint 2021, Word 2021 for Mac, PowerPoint 2021 for Mac, Word 2019, PowerPoint 2019, Word 2019 for Mac, PowerPoint 2019 for Mac, Word 2016, PowerPoint 2016
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.
适用于:
Office 2021, Office 2021 for Mac, Office 2019, Office 2019 for Mac, Microsoft 365 家庭版, Office 商业版, Office 365 小型企业版, Microsoft 365 管理员, 由世纪互联运营的 Office 365, 由世纪互联运营的 Office 365 - 管理员版, Microsoft 365 Mac 版, Office 365 Germany – 企业版, Office 365 Germany - 企业管理员版, Office.com
Activate Office - Microsoft Support
Learn how to activate Office pre-installed on new Windows 10 PCs or with a new product key.
适用于:
Microsoft 365 专属 Excel, Microsoft 365 专属 Word, Microsoft 365 专属 Outlook, Microsoft 365 专属 PowerPoint, Microsoft 365 专属 Access, OneNote for Microsoft 365, Microsoft 365 专属 Publisher, Visio 计划 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 家庭版, Office 商业版, Microsoft 365 管理员, Project for Office 365
Check the recent sign-in activity for your Microsoft account
If you get an email about unusual activity on your Microsoft account, or if you’re worried that someone else might have used your account, go to the Recent activity page.You’ll see when your Microsoft account was signed in during the last 30 days, along with any device or app-specific info.
适用于:
Microsoft 帐户仪表板
Windows keyboard shortcuts - Microsoft Support
Get to know common Windows keyboard shortcuts including copy, cut, paste, maximize a window, and more.
Anmelden bei oder Abmelden von Outlook.com - Microsoft-Support
Probieren Sie diese Lösungen aus, wenn Sie sich nicht bei Ihrem Outlook.com-, Hotmail-, Live- oder MSN-E-Mail-Konto anmelden können oder nicht sicher sind, wie Sie sich an- oder abmelden.
适用于:
Outlook.com
Importieren von Fotos und Videos von einem iPhone auf den PC
Rufen Sie die Schritte zum Übertragen von Fotos und Videos von Ihrem iPhone auf Ihren PC ab.