Errors were encountered while preparing your device for development. Please check the Devices and Simulators Window.
xcode连接手机提示Errors were encountered while preparing your device for development. Please check the Devices and Simulators Window.
解决方法：重启手机就可以了，
还不行的话，在设置中 Developer-》clear Trusted computers ，重新设置信任电脑试试
原文：https://www.cnblogs.com/OIMM/p/14671786.html