You don’t have it set up so your post-processing is actually being rendered- it’s not about the alpha channel, it’s just that the “glow” effect isn’t in your final render. Check out this thread Saving image file AFTER render and compositing
You don’t have it set up so your post-processing is actually being rendered- it’s not about the alpha channel, it’s just that the “glow” effect isn’t in your final render. Check out this thread Saving image file AFTER render and compositing