Office恢复旧UI｜Office UI问题｜Word UI｜小喇叭找不到
问题描述：Office新版本默认新UI，主界面没有小喇叭可以切换到旧UI.
解决方案：
以下述内容新建.txt，保存并改后缀为.reg，双击打开添加注册项，重启office即可。
Windows Registry Editor Version 5.00
[HKEY_CURRENT_USER\Software\Microsoft\Office\16.0\Common\ExperimentConfigs\ExternalFeatureOverrides]
[HKEY_CURRENT_USER\Software\Microsoft\Office\16.0\Common\ExperimentConfigs\ExternalFeatureOverrides\access]
"Microsoft.Office.UXPlatform.FluentSVRefresh"="false"
"Microsoft.Office.UXPlatform.RibbonTouchOptimization"="false"
"Microsoft.Office.UXPlatform.FluentSVRibbonOptionsMenu"="false"
[HKEY_CURRENT_USER\Software\Microsoft\Office\16.0\Common\ExperimentConfigs\ExternalFeatureOverrides\excel]
"Microsoft.Office.UXPlatform.FluentSVRefresh"="false"
"Microsoft.Office.UXPlatform.RibbonTouchOptimization"="false"
"Microsoft.Office.UXPlatform.FluentSVRibbonOptionsMenu"="false"
[HKEY_CURRENT_USER\Software\Microsoft\Office\16.0\Common\ExperimentConfigs\ExternalFeatureOverrides\onenote]
"Microsoft.Office.UXPlatform.FluentSVRefresh"="false"
"Microsoft.Office.UXPlatform.RibbonTouchOptimization"="false"
"Microsoft.Office.UXPlatform.FluentSVRibbonOptionsMenu"="false"
[HKEY_CURRENT_USER\Software\Microsoft\Office\16.0\Common\ExperimentConfigs\ExternalFeatureOverrides\outlook]
"Microsoft.Office.UXPlatform.FluentSVRefresh"="false"
"Microsoft.Office.UXPlatform.RibbonTouchOptimization"="false"
"Microsoft.Office.UXPlatform.FluentSVRibbonOptionsMenu"="false"
[HKEY_CURRENT_USER\Software\Microsoft\Office\16.0\Common\ExperimentConfigs\ExternalFeatureOverrides\powerpoint]
"Microsoft.Office.UXPlatform.FluentSVRefresh"="false"
"Microsoft.Office.UXPlatform.RibbonTouchOptimization"="false"
"Microsoft.Office.UXPlatform.FluentSVRibbonOptionsMenu"="false"
[HKEY_CURRENT_USER\Software\Microsoft\Office\16.0\Common\ExperimentConfigs\ExternalFeatureOverrides\project]
"Microsoft.Office.UXPlatform.FluentSVRefresh"="false"
"Microsoft.Office.UXPlatform.RibbonTouchOptimization"="false"
"Microsoft.Office.UXPlatform.FluentSVRibbonOptionsMenu"="false"
[HKEY_CURRENT_USER\Software\Microsoft\Office\16.0\Common\ExperimentConfigs\ExternalFeatureOverrides\publisher]
"Microsoft.Office.UXPlatform.FluentSVRefresh"="false"
"Microsoft.Office.UXPlatform.RibbonTouchOptimization"="false"
"Microsoft.Office.UXPlatform.FluentSVRibbonOptionsMenu"="false"
[HKEY_CURRENT_USER\Software\Microsoft\Office\16.0\Common\ExperimentConfigs\ExternalFeatureOverrides\visio]
"Microsoft.Office.UXPlatform.FluentSVRefresh"="false"
"Microsoft.Office.UXPlatform.RibbonTouchOptimization"="false"
"Microsoft.Office.UXPlatform.FluentSVRibbonOptionsMenu"="false"
[HKEY_CURRENT_USER\Software\Microsoft\Office\16.0\Common\ExperimentConfigs\ExternalFeatureOverrides\word]
"Microsoft.Office.UXPlatform.FluentSVRefresh"="false"
"Microsoft.Office.UXPlatform.RibbonTouchOptimization"="false"
"Microsoft.Office.UXPlatform.FluentSVRibbonOptionsMenu"="false"
注：在"office 界面变得奇丑无比，如何恢复？ "回答中提到的通过修改注册表还原UI方法和本方法类似，但本方法避免了手动添加注册项，更加方便快捷。