步骤:
1、【前提要【关掉xcode】,然后终端运行,一次不行,运行两次!】
2、【鼠标双击下方代码,command + c 复制即可】
3、【打开终端,command + V 粘贴,按回车运行即可,】;
find ~/Library/Application Support/Developer/Shared/Xcode/Plug-ins -name Info.plist -maxdepth 3 | xargs -I{} defaults write {} DVTPlugInCompatibilityUUIDs -array-add defaults read /Applications/Xcode.app/Contents/Info.plist DVTPlugInCompatibilityUUID