首先，你要确定自己在快捷栏打开了流量开关

下面的所有代码，分行输入，不可以一次输入两行。

Android 11

adb shell settings put global captive_portal_mode 0

adb shell settings put global captive_portal_https_url https://www.google.cn/generate_204

Android 10 - Android7.1.1

adb shell settings put global captive_portal_https_url https://www.google.cn/generate_204

Android 7.1 & Android 7.0

adb shell settings delete global captive_portal_server

adb shell settings put global captive_portal_detection_enabled 0