Power efficient settings in Windows 11 - Microsoft Support
Updates to the default screen and sleep settings now help you use energy more efficiently and extend battery life. You can find efficiency settings in Windows 11 at Settings > System > Power & battery.. For a guided walkthrough of how each of the power and battery settings can improve your device's performance, click the button to open the Get Help app:
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
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
Change mouse settings - Microsoft Support
Learn how to change the settings of the mouse buttons, mouse wheel, and pointer.
Show or hide the ribbon in Office - Microsoft Support
Show the ribbon when hidden, and set options to shows tabs and commands, just tabs, or automatically hide the ribbon for the maximum document space.
Applies To:
Excel for Microsoft 365, Word for Microsoft 365, Outlook for Microsoft 365, PowerPoint for Microsoft 365, Excel 2021, Word 2021, Outlook 2021, PowerPoint 2021, Excel 2019, Word 2019, Outlook 2019, PowerPoint 2019, Excel 2016, Word 2016, Outlook 2016, PowerPoint 2016, Office 2016
Open your entire favorites bar in Microsoft Edge
How to open all of your Favorites Bar shortcuts in the Microsoft Edge web browser.
XLOOKUP function - Microsoft Support
Use the XLOOKUP function when you need to find things in a table or a range by row. For example, look up the price of an automotive part by the part number, or find an employee name based on their employee ID. With XLOOKUP, you can look in one column for a search term, and return a result from the same row in another column, regardless of which side the return column is on.
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 2016, Excel for iPad, Excel for iPhone, Excel for Android tablets, Excel for Android phones
Track changes in Word - Microsoft Support
How to track changes in Word using revision marks. Accept, reject, or hide changes made by others working in the file.
Applies To:
Word for Microsoft 365, Word for the web, Word 2021, Word 2019, Word 2016, Word for iPad, Word Web App, Word for iPhone
Design the layout and format of a PivotTable - Microsoft Support
In Excel, you can change the layout and format of the PivotTable data to make it easier to read and scan.
Applies To:
Excel for Microsoft 365, Excel for the web, Excel 2021, Excel 2021 for Mac, Excel 2019, Excel 2016, Excel 2013
Creating and using a USB recovery drive for Surface
Learn how to reset your Microsoft Surface and solve problems using a USB recovery drive or Surface recovery image.