Nope,
I just googled Minimize RDP connection to tray and post the result here :-)
Sorry.

>I have downloaded and installed PowerMenu. I visited its web page and found the following statement:
>PowerMenu -minimized on "Notepad"
>
>I tried
>PowerMenu -minimized on "XXXX"
>However it doesn't work!
>
>Can you tell me what to do?
>
>TIA
>
>
>>>Hi All,
>>>
>>>Is there any way to move the Remote Desktop Connection icon from the tray?
>>>
>>>TIA
>>
>>
>>https://www.neowin.net/forum/topic/40855-remote-desktop-minimize-to-tray/