Manually add an account to the Microsoft Authenticator app
Add your work or school account. On your computer, note the Code and Url information on the Configure mobile app page.Keep this page open so you can see the code and URL.
使用 Office 脱机安装程序 - Microsoft 支持
为帮助你解决在安装 Microsoft 365 时因为速度慢或连接不可靠而可能遇到的问题，首先第一步请下载支持和恢复助手工具。 （有关此工具的信息，请转到此处。. 脱机安装程序手动步骤
Applies To:
Office 2021, Office 2019, Office 2016, Microsoft 365 for home, Office for business, Office 365 Small Business, Microsoft 365 admin, Office 365 operated by 21Vianet, Office 365 operated by 21Vianet - Small Business Admin, Office 365 operated by 21Vianet - Admin, Office 365 Germany - Enterprise, Office 365 Germany - Enterprise admin, Office.com
使用截图工具捕获截图 - Microsoft 支持
若要捕获视频截图，请打开“截图工具”，选择“ 录制 ”按钮，然后选择“ 新建录制”，或按 Windows 徽标键 + Shift + R。选择要录制的屏幕区域，然后选择“ 开始”。完成后，选择“ 停止”。此时，可以按原样保存录制内容，或在 Clipchamp 视频编辑器中选择“在 Clipchamp 中编辑 ”以使用录制内容。
Create an email signature from a template - Microsoft Support
To resize the image, select the image to see drag handles appear around the image. Move the drag handles to resize the image as necessary. Select the Picture Format tab on the ribbon, then use the options on it to format your image. For example, you can apply a style or a border to the image.
Applies To:
Outlook for Microsoft 365, Outlook 2021, Outlook 2019, Outlook 2016
更新到新Microsoft Edge - Microsoft 支持
如果我的设备上没有管理员权限，该怎么办？ 若要完全升级到新的 Microsoft Edge，必须使用管理员帐户登录到设备。
Installing Windows 11 on devices that don't meet minimum system ...
Explore subscription benefits, browse training courses, learn how to secure your device, and more.
Download and install custom fonts to use with Office
Learn how to locate, install, and share files with custom fonts compatible with Microsoft Office applications.
Applies To:
Office 2021, Office 2021 for Mac, Office 2019, Office 2019 for Mac, Office 2016
Find the serial number on your Microsoft or Surface device
If you have this Surface. Find it here. Surface Laptop, any Surface Laptop Go, and Surface Laptop SE. Look under your keyboard near the hinge. Any Surface Laptop Studio. Starting in Laptop mode, gently rotate the top of the display backwards 180 degrees.
Windows error message: "We can't sign in to your account"
If you continue to experience issues signing in with your original profile, disable Windows Defender services: Open the Services app by typing services in the search box on the task bar and selecting it from the list of results. Then, find the Windows Defender Advanced Threat Protection and Microsoft Defender Antivirus services, right-click each of them, select Properties, and change Startup ...
Add an exclusion to Windows Security - Microsoft Support
If you trust a file, file type, folder, or a process that Windows Security has detected as malicious, you can stop Windows Security from alerting you or blocking the program by adding the file to the exclusions list.