Contact Microsoft Office Support - Microsoft Support
Contact Microsoft Office Support for assistance with Microsoft 365, Office, Windows, Xbox, Surface products and more.
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
How to change your keyboard layout - Microsoft Support
This article describes how to change keyboard layouts in Windows 7 and earlier versions of Windows.
Windows 11 and Secure Boot - Microsoft Support
Learn how to change settings to enable Secure Boot if you are not able to upgrade to Windows 11 because your PC is not currently Secure Boot capable.
Import or export text (.txt or .csv) files - Microsoft Support
To import a text file, you can open the file or import the text file as an external data range. To export a text file, use the Save As command.
Applies To:
Excel for Microsoft 365, Excel 2021, Excel 2019, Excel 2016
Record a meeting in Microsoft Teams - Microsoft Support
Learn how to record Teams meeting. Capture audio, video, screen sharing activity, and troubleshoot recordings in Microsoft Teams.
Applies To:
Microsoft Teams
Fix common Surface problems using the Surface app and Surface ...
Access, download, or run the Surface app and the Surface Diagnostic Toolkit to help find and solve Surface problems.
Turn on Adobe Flash in Microsoft Edge - Microsoft Support
Learn how to enable Adobe Flash in Microsoft Edge. By pressing submit, your feedback will be used to improve Microsoft products and services.
How to download and install the latest printer drivers
Find out how to install the latest driver for your printer. If you recently upgraded Windows, your printer driver might need to be reinstalled.
Make a checklist in Word - Microsoft Support
How to create a checklist in Word that can be filled out by using checkbox controls.
Applies To:
Word for Microsoft 365, Word for the web, Word 2021, Word 2019, Word 2016