[C:~]$ adb shell
* daemon not running. starting it now on port 5037 *
ADB server didn't ACK
* failed to start daemon *
error: cannot connect to daemon
检查"电脑管家" -> "工具箱" -> "上网" -> “流量监控”,
如果看到adb.exe的网络状态如上图,是被限制状态;则需要取消限制,恢复连接,如下图。
这样,问题就解决了,adb也能正常使用。