Transparency standalone player.....how?

I want to make transparency standalnoe player…
so, i was hide window frame, but background color is
not transparent.
Camera’s background’s solid color’ alpha value is 0.
but why not accepted background color’s alpha value.
i don’t know…
how can i standalone player’s background is transparency?

Hi,
To my best knowledge, there is no way to do that.

How to hide window frame?

This?

For Hide Window frmae

Make dll and inport unity(Win Api)
FindeWindow
SetWindowLongW(…WS_EX_LAYERED)
SetLayeredWindowAttrivutes(…, LWA_ALPHA | LWA_COLORKEY)
Result of 1 is Hide Window Frame. But Player’s Background Color was’t Transparency.