android - Debugging on Device - Visual Studio Xamarin -

i want write android apps visual studio , xamarin, because of wanted debug on android samsung s7 edge in visual studio didn't show device.

first of device shown in device monitor offline

picture of device monitor show device offline

i tried solve problem while searching solution following steps:

1. adb kill-server & adb start-server
2. plugging phone in , out
3. disable , enabled usb-debugging while plugging in , out
4. checked if drivers installed correctly seems if correctly installed

picture of android sdk manager

5. i tried every connection method (mpt/ptp/midi)

nothing worked until now.

but when restarted phone while connected, short time phone shows in visual studio when click on debugging shows: "deployment issues" , again there no device shown debugging.

i hope has solution this, in advance.

i wanted debug on android samsung s7 edge in visual studio didn't show device.

• open registry editor selecting run start buttons context menu, typing regedit in dialog box, , choosing ok.

• navigate hkey_local_machine\software\wow6432node\android sdk tools in folder tree on left

• modify path registry variable match path android sdk.

restart emulator , should able see emulator connected adb , associated android tools.

here official document.