settings.xml

在某一目录下创建文件

<?xml-version ='1.0' encoding='UTF-8'?>
<PropertyList varName="Settings" >
 <Property>
  <Associations varName="Diff Associations" >
   <RunExternal>false</RunExternal>
  </Associations>
 </Property>
 <Property>
  <Associations varName="Merge Associations" >
   <RunExternal>false</RunExternal>
  </Associations>
 </Property>
</PropertyList>