在网上一直找不到解决的方法，困扰了很久。OEM解锁权限和USB调试安全设置也打开试过了，还是不行。有懂的大佬吗！
Python报错提示：
Message: An unknown server-side error occurred while processing the command. Original error: Error executing adbExec. Original error: 'Command 'D:\\android-sdk-windows\\platform-tools\\adb.exe -P 5037 -s 1cc9b1d3 shell 'settings delete global hidden_api_policy_pre_p_apps;settings delete global hidden_api_policy_p_apps;settings delete global hidden_api_policy'' exited with code 255'; Command output:
appium报错如下图：
标签：error,settings,APP,global,k40,api,红米,policy,hidden From： https://www.cnblogs.com/xiaofeizhu/p/17476837.html